Income Tax Disclosure [Abstract] Current: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Current Federal Tax Expense (Benefit) State Current State and Local Tax Expense (Benefit) Foreign Current Foreign Tax Expense (Benefit) Total Current Income Tax Expense (Benefit) Deferred: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Deferred Federal Income Tax Expense (Benefit) State Deferred State and Local Income Tax Expense (Benefit) Foreign Deferred Foreign Income Tax Expense (Benefit) Total Deferred Income Tax Expense (Benefit) Provision for (benefit from) income taxes Income Tax Expense (Benefit) Effective Income Tax Rate Reconciliation, Percent [Abstract] Effective Income Tax Rate Reconciliation, Percent [Abstract] Income tax benefit at statutory federal rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount State taxes, net of federal benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Foreign tax rate and tax law differential Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Amount Stock-based compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Compensation Cost, Amount Other permanent items Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Other nondeductible/nontaxable items Income Tax Reconciliation, Nondeductible and Nontaxable Expense Other Income Tax Reconciliation Nondeductible and Nontaxable Expense Other Uncertain tax positions Effective Income Tax Rate Reconciliation, Tax Contingency, Foreign, Amount Tax law changes Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Amount Effective Income Tax Rate Reconciliation, Tax Cuts And Jobs Act Of 2017, Amount GILTI Effective Income Tax Rate Reconciliation, Global Intangible Low-Taxed Income, Amount Effective Income Tax Rate Reconciliation, Global Intangible Low-Taxed Income, Amount Section 162(m) Effective Income Tax Rate Reconciliation, Nondeductible Expense, Excess Compensation, Amount Effective Income Tax Rate Reconciliation, Nondeductible Expense, Excess Compensation, Amount Property, Plant and Equipment [Abstract] PROPERTY AND EQUIPMENT, NET Property, Plant and Equipment Disclosure [Text Block] Business Combinations [Abstract] Summary of consideration transfered for business acquisition Schedule of Business Acquisitions, by Acquisition [Table Text Block] Summary of fair values of assets acquired and liabilities assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Summary of identifiable intangible assets acquired Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block] Revenue from Contract with Customer [Abstract] Contract Liabilities Change In Contract With Customer, Liability [Roll Forward] Change In Contract With Customer, Liability [Roll Forward] Balance, beginning of period Contract with Customer, Liability Revenue recognized Contract with Customer, Liability, Revenue Recognized Increase due to billings Contract With Customer, Liability, Increase From Cash Receipts Contract With Customer, Liability, Increase From Cash Receipts Balance, end of period Contract Assets Change In Contract With Customer, Asset [Roll Forward] Change In Contract With Customer, Asset [Roll Forward] Balance, beginning of period Contract with Customer, Asset, Net Amount recognized Contract with Customer, Asset, Reclassified to Receivable Increase Contract With Customer, Asset, New Contract Additions Contract With Customer, Asset, New Contract Additions Balance, end of period Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Common Stock [Member] Additional Paid-In Capital Additional Paid-in Capital [Member] Accumulated Deficit Retained Earnings [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Statement [Line Items] Statement [Line Items] BALANCE, Beginning Stockholders' Equity Attributable to Parent BALANCE, Beginning (shares) Shares, Outstanding Cumulative-effect adjustment to accumulated deficit related to the adoption of ASC 606 (see Note 3) Cumulative Effect of New Accounting Principle in Period of Adoption Issuance of common stock under employee stock plans Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Issuance of common stock under employee stock plans (shares) Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures Issuance of common stock, net of offering costs Stock Issued During Period, Value, New Issues Issuance of common stock, net of offering costs (shares) Stock Issued During Period, Shares, New Issues Issuance of common stock related to acquisition Stock Issued During Period, Value, Acquisitions Issuance of common stock related to acquisition (shares) Stock Issued During Period, Shares, Acquisitions Issuance of warrants Adjustments to Additional Paid in Capital, Warrant Issued Issuance of warrants (shares) Stock Issued During Period, Shares, Conversion of Convertible Securities Stock-based compensation Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Net loss Net Income (Loss) Attributable to Parent Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax BALANCE, Ending BALANCE, Ending (shares) Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Proceeds from common stock issued under ESPP Proceeds from Issuance of Common Stock, Employee Stock Purchase Plan Proceeds from Issuance of Common Stock, Employee Stock Purchase Plan Shares of common stock issued (shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Weighted-average price per share (usd per share) Employee Stock Purchase Plan, Weighted Average Purchase Price of Shares Purchased Employee Stock Purchase Plan, Weighted Average Purchase Price of Shares Purchased Statement of Comprehensive Income [Abstract] Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Foreign currency translation adjustments Comprehensive loss Comprehensive Income (Loss), Net of Tax, Attributable to Parent Accounting Policies [Abstract] Basis of Presentation and Consolidation Basis of Accounting, Policy [Policy Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] Revenue Recognition and Cost of Revenues Revenue from Contract with Customer [Policy Text Block] Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Fair Value of Financial Instruments Fair Value of Financial Instruments, Policy [Policy Text Block] Accounts Receivables and Contract Assets Accounts Receivables and Contract Assets [Policy Text Block] Accounts Receivables and Contract Assets Allowances for Doubtful Accounts Receivables, Trade and Other Accounts Receivable, Allowance for Doubtful Accounts, Policy [Policy Text Block] Inventory Inventory, Policy [Policy Text Block] Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Capitalized Software Costs Internal Use Software, Policy [Policy Text Block] Impairment of Long-Lived Assets Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] Business Combinations Business Combinations Policy [Policy Text Block] Goodwill and Intangible Assets Goodwill and Intangible Assets, Policy [Policy Text Block] Warranty Obligations Standard Product Warranty, Policy [Policy Text Block] Research and Development Costs Research and Development Expense, Policy [Policy Text Block] Stock-Based Compensation Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Comprehensive Income (Loss) Comprehensive Income, Policy [Policy Text Block] Income Taxes Income Tax, Policy [Policy Text Block] Recently Adopted Accounting Pronouncements and Recently Issued Accounting Pronouncements Not Yet Effective New Accounting Pronouncements, Policy [Policy Text Block] Fair Value Measurement Fair Value Measurement, Policy [Policy Text Block] Earnings Per Share Earnings Per Share, Policy [Policy Text Block] Goodwill and Intangible Assets Disclosure [Abstract] GOODWILL AND INTANGIBLE ASSETS Goodwill and Intangible Assets Disclosure [Text Block] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Award Type [Axis] Award Type [Axis] Award Type [Domain] Equity Award [Domain] Stock options Employee Stock Option [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] The fair value of each option granted during the periods Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract] Weighted average grant date fair value (in usd per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Expected term Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Expected volatility Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Annual risk-free rate of return Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Net Revenue Net Revenue [Member] Net Revenue [Member] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Patents Patents [Member] ASIC development Developed Technology Rights [Member] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Useful life Finite-Lived Intangible Asset, Useful Life Amortization expense related to intangible assets Amortization of Intangible Assets Quarterly Financial Information Disclosure [Abstract] SELECTED UNAUDITED QUARTERLY FINANCIAL INFORMATION Quarterly Financial Information [Text Block] Schedule of Quarterly Financial Information Quarterly Financial Information [Table Text Block] Payables and Accruals [Abstract] Schedule of Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] Commitments and Contingencies Disclosure [Abstract] Schedule of Future Minimum Rental Payments for Operating Leases Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Earnings Per Share [Abstract] Schedule of Computation of Basic and Diluted Net Loss Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Potentially Dilutive Securities Excluded from the Computation of Diluted Net Loss Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Inventory Disclosure [Abstract] INVENTORY Inventory Disclosure [Text Block] Fair Value Disclosures [Abstract] Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Schedule of Changes in Nonfinancial Liabilities Related to Warrant Obligations Measured at Fair Value on a Recurring Basis Using Significant Unobservable Inputs Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Summary of Significant Unobservable Inputs used in the Fair Value Measurement of Liabilities Designated as Level 3 Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Unrecognized tax benefits—at beginning of year Unrecognized Tax Benefits Decreases in balances related to tax positions taken in prior years Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Increases in balances related to tax positions taken in current year Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Lapses in statutes of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Unrecognized tax benefits—at end of year Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Level 3 Fair Value, Inputs, Level 3 [Member] Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value, Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Recurring Fair Value, Measurements, Recurring [Member] Liability Class [Axis] Liability Class [Axis] Fair Value by Liability Class [Domain] Fair Value by Liability Class [Domain] Warranty obligations Warranty, Rights and Obligations, Fair Value Option [Member] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Balance at beginning of period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value Accruals for warranties issued during period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Warranties Issued Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Warranties Issued Changes in estimates Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability, Change in Estimate Fair Value, Measurement with Unobservable Inputs Reconciliations, Recurring Basis, Liability, Change in Estimate Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements Increase due to accretion expense Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings Other Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Increase (Decrease) in Other Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Increase (Decrease) in Other Balance at end of period Revenue, Initial Application Period Cumulative Effect Transition [Table] Revenue, Initial Application Period Cumulative Effect Transition [Table] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Axis] Initial Application Period Cumulative Effect Transition [Domain] Initial Application Period Cumulative Effect Transition [Domain] Adjustments Difference between Revenue Guidance in Effect before and after Topic 606 [Member] Without Adoption of Topic 606 Calculated under Revenue Guidance in Effect before Topic 606 [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2014-09 Accounting Standards Update 2014-09 [Member] Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Prepaid expenses and other assets Prepaid Expense and Other Assets, Current Other assets Other Assets, Noncurrent Accrued liabilities Accrued Liabilities, Current Deferred revenues, current Contract with Customer, Liability, Current Deferred revenues, noncurrent Contract with Customer, Liability, Noncurrent Accumulated deficit Retained Earnings (Accumulated Deficit) Product Warranties Disclosures [Abstract] Summary of Warranty Activities Schedule of Product Warranty Liability [Table Text Block] Net revenues Revenue from Contract with Customer, Excluding Assessed Tax Cost of revenues Cost of Revenue Gross profit Gross Profit Operating expenses: Operating Expenses [Abstract] Research and development Research and Development Expense Sales and marketing Selling and Marketing Expense General and administrative General and Administrative Expense Restructuring charges Restructuring Charges Total operating expenses Operating Expenses Income (loss) from operations Operating Income (Loss) Other expense, net Nonoperating Income (Expense) Loss before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income tax provision Net loss Net income (loss) per share, basic (in usd per share) Income (Loss) from Continuing Operations, Per Basic Share Net income (loss) per share, diluted (in usd per share) Income (Loss) from Continuing Operations, Per Diluted Share Net loss per share, basic and diluted (in usd per share) Income (Loss) from Continuing Operations, Per Basic and Diluted Share Patents and licensed technology Patents And Licensed Technology [Member] Patents And Licensed Technology [Member] Developed technology Customer relationship Customer Relationships [Member] Goodwill, Gross Goodwill, Gross Goodwill, Additions Goodwill, Acquired During Period Goodwill, Net Goodwill Intangible Assets, Net (Excluding Goodwill) [Abstract] Intangible Assets, Net (Excluding Goodwill) [Abstract] Other indefinite-lived intangibles, Gross Indefinite-lived Intangible Assets (Excluding Goodwill) Other indefinite-lived intangibles, Acquired Indefinite-lived Intangible Assets Acquired Intangible assets with finite live: Finite-Lived Intangible Assets, Net [Abstract] Gross Finite-Lived Intangible Assets, Gross Additions Finite-lived Intangible Assets Acquired Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Net Finite-Lived Intangible Assets, Net Summary of the Weighted-Average Grant Date Fair Value of Options Granted Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Summary of the Components of Total Stock-Based Compensation Expense Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block] Summary of Stock-Based Compensation Associated with Each Type of Award Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block] Summary of Stock Option Activity Share-based Compensation, Stock Options, Activity [Table Text Block] Summary of Stock Option Outstanding Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] Summary of Restricted Stock Unit Activity Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block] Share-based Compensation, Performance Shares Award Outstanding Activity Share-based Compensation, Performance Shares Award Outstanding Activity [Table Text Block] Schedule of Share-based Compensation, Employee Stock Purchase Plan, Activity Schedule of Share-based Compensation, Employee Stock Purchase Plan, Activity [Table Text Block] Rent expense Operating Leases, Rent Expense, Net Purchase obligation Purchase Obligation Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] SunPower’s SunPower’s [Member] SunPower’s [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Goodwill Net assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Segment Reporting [Abstract] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] United States UNITED STATES International International [Member] International [Member] Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Document and Entity Information [Abstract] Document and entity information. Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Document Type Document Type Document Period End Date Document Period End Date Amendment Flag Amendment Flag Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Current Fiscal Year End Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Voluntary Filers Entity Current Reporting Status Entity Current Reporting Status Entity Emerging Growth Company Entity Emerging Growth Company Entity Small Business Entity Small Business Entity Shell Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Public Float Entity Public Float Related Party Transactions [Abstract] Related Party Related Party Transactions Disclosure [Text Block] Stock options and RSUs and PSUs Employee Stock Options and Restricted Stock Units [Member] Employee Stock Options and Restricted Stock Units [Member] Employee stock purchase plan Employee Stock [Member] Total stock-based compensation expense Allocated Share-based Compensation Expense United States Income (Loss) from Continuing Operations before Income Taxes, Domestic Foreign Income (Loss) from Continuing Operations before Income Taxes, Foreign Product Liability Contingency [Table] Product Liability Contingency [Table] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Sixth Generation Sixth Generation [Member] Sixth Generation [Member] Second Generation Products Second Generation Products [Member] Second Generation Products [Member] Third Generation Products Third Generation Products [Member] Third Generation Products [Member] Fourth Generation Fourth Generation [Member] Fourth Generation [Member] IQ Series IQ Series [Member] IQ Series [Member] Warranty Variable [Axis] Warranty Variable [Axis] Warranty Variable [Axis] Warranty Variable [Domain] Warranty Variable [Domain] [Domain] for Warranty Variable [Axis] Replacement Cost Replacement Cost [Member] Replacement Cost [Member] Failure Rate Failure Rate [Member] Failure Rates [Member] Claim Rates Claim Rates [Member] Claim Rates [Member] Labor Reimbursement Cost Labor Reimbursement Cost [Member] Labor Reimbursement Cost [Member] Discount rate Discount Rate [Member] Discount Rate [Member] Product Liability Contingency [Line Items] Product Liability Contingency [Line Items] Number of Units Sold Number of Units Sold Number of Units Sold Warranty expense due to changes in variables Product Warranty Expense, Increase (Decrease) in Warranty Expense Due to Changes in Warranty Variables Product Warranty Expense, Increase (Decrease) in Warranty Expense Due to Changes in Warranty Variables Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Convertible Notes Payable Convertible Notes Payable [Member] Secured Debt Secured Debt [Member] Financing Receivable Financing Receivable [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Convertible Senior Notes Due 2023 Convertible Senior Notes Due 2023 [Member] Convertible Senior Notes Due 2023 [Member] Term Loan Agreement, July 2016 Term Loan Agreement, July 2016 [Member] Term Loan Agreement, July 2016 [Member] Financing Receivable Recorded as Debt Financing Receivable Recorded As Debt [Member] Financing Receivable Recorded As Debt [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Carrying amount of long term debt Long-term Debt, Gross Less unamortized discount and issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Less value of future purchase option Debt Instrument, Value Of Future Purchase Option Debt Instrument, Value Of Future Purchase Option Total carrying amount of debt Long-term Debt Debt, current Long-term Debt, Current Maturities Debt, noncurrent Long-term Debt, Excluding Current Maturities ACQUISITION Business Combination Disclosure [Text Block] Depreciation expense Depreciation Unamortized capitalized software costs Capitalized Computer Software, Net Equity [Abstract] SALE OF COMMON STOCK Stockholders' Equity Note Disclosure [Text Block] Measurement Input Type [Axis] Measurement Input Type [Axis] Measurement Input Type [Domain] Measurement Input Type [Domain] Discount rate Measurement Input, Discount Rate [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Agreement for exclusive supplier rights, period Business Combination, Supply Agreement, Period Business Combination, Supply Agreement, Period Consideration transfered for business acquisition Business Combination, Consideration Transferred Common stock issued for business acquisition (in shares) Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Issuance of Common Stock Business Combination, Consideration Transferred, Equity Interests Issued and Issuable Equity, measurement input Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Measurement Input Business Combination, Consideration Transferred, Equity Interests Issued and Issuable, Measurement Input Limitation for trade or transfer, period Business Combination, Limitation For Trade Or Transfer, Period Business Combination, Limitation For Trade Or Transfer, Period Limitation for number of shares to be transfered by acquiree, period Business Combination, Limitation For Number Of Shares To Be Transfered By Acquiree, Period Business Combination, Limitation For Number Of Shares To Be Transfered By Acquiree, Period Amortization period for acquired intangible assets Acquired Finite-lived Intangible Assets, Weighted Average Useful Life Cash purchase price allocated in cash flows from investing activities Net Cash Provided by (Used in) Operating Activities Payments to acquire businesses Payments to Acquire Businesses, Net of Cash Acquired Cash purchase price allocated in cash flows from operating activities Net Cash Provided by (Used in) Investing Activities Acquisition funded by issuance of common stock Stock Issued Acquisition funded by accrued liabilities Business Combination, Accrued Consideration Transferred Business Combination, Accrued Consideration Transferred Total acquisition related costs Business Acquisition, Transaction Costs Developed technology and goodwill Developed Technology And Goodwill [Member] Developed Technology And Goodwill [Member] Cash Purchase Price Payments To Acquire Business, Total Gross Amount Payments To Acquire Business, Total Gross Amount Total Concentration Risk, Percentage Concentration Risk, Percentage Summary of Property and Equipment Property, Plant and Equipment [Table Text Block] Schedule of Domestic and Foreign Components of Loss before Provision for Income Taxes Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] Schedule of Provision for Income Taxes Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Schedule of Reconciliation of Total Amounts of Unrecognized Tax Benefits Summary of Income Tax Contingencies [Table Text Block] Risks and Uncertainties [Abstract] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Schedule of Revenue by Major Customers, by Reporting Segments [Table] Major Customers [Axis] Customer [Axis] Name of Major Customer [Domain] Customer [Domain] Customer accounting for the largest concentration of accounts payable Customer Accounting For The Largest Concentration Of Accounts Payable [Member] Customer Accounting For The Largest Concentration Of Accounts Payable [Member] Customer accounting for the second largest concentration of accounts payable Customer Accounting For The Second Largest Concentration Of Accounts Payable [Member] Customer Accounting For The Second Largest Concentration Of Accounts Payable Customer accounting for the largest concentration of revenue Largest Customer Accounting for Most Revenue [Member] Largest Customer Accounting for Most Revenue [Member] Customer accounting for second largest concentration of revenue Second Largest Customer Accounting for Most Revenue [Member] Second Largest Customer Accounting for Most Revenue [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Accounts receivable Accounts Receivable [Member] Net revenue Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Credit concentration risk Credit Concentration Risk [Member] Customer concentration risk Customer Concentration Risk [Member] Revenue, Major Customer [Line Items] Revenue, Major Customer [Line Items] Percentage of concentration risk Fair Value Option, Disclosures [Table] Fair Value Option, Disclosures [Table] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Asset Impairments Asset Impairments [Member] Asset Impairments [Member] Plan Name [Axis] Plan Name [Axis] Plan Name [Domain] Plan Name [Domain] Two Thousand and Eleven Equity Incentive Plan Two Thousand and Eleven Equity Incentive Plan [Member] Two thousand and eleven equity incentive plan. First and Second Generation First and Second Generation [Member] First and Second Generation [Member] Third and Fourth Generation Third and Fourth Generation [Member] Third and Fourth Generation [Member] Envoy Communications Gateway Envoy Communications Gateway [Member] Envoy Communications Gateway [Member] AC Battery Storage Solution AC Battery Storage Solution [Member] AC Battery Storage Solution [Member] Fair Value, Option, Quantitative Disclosures [Line Items] Fair Value, Option, Quantitative Disclosures [Line Items] Restructuring charges Asset impairment Asset Impairment Charges Property, plant and equipment, useful life Property, Plant and Equipment, Useful Life Goodwill, impairment loss Goodwill, Impairment Loss Intangible assets, estimated useful life Impairment of intangible assets Impairment of Intangible Assets (Excluding Goodwill) Product warranty, term Product Warranty, Term Product Warranty Term Period failure rate measurement lags product sale Product Warranty, Estimated Failure Rate, Period Between Product Sale and Start of Monitoring Product Warranty, Estimated Failure Rate, Period Between Product Sale and Start of Monitoring Summary of Inventory Schedule of Inventory, Current [Table Text Block] Restructuring and Related Activities [Abstract] Restructuring and Related Costs Restructuring and Related Costs [Table Text Block] Schedule of Restructuring Reserve by Type of Cost Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Consideration Disposal Group, Including Discontinued Operation, Consideration Identifiable assets Disposal Group, Including Discontinued Operation, Assets, Net Disposal Group, Including Discontinued Operation, Assets, Net Contingent consideration Disposal Group, Including Discontinued Operation, Contingent Consideration Asset Disposal Group, Including Discontinued Operation, Contingent Consideration Asset Gain on business divestiture Gain (Loss) on Disposition of Business Second Amendment To Term Loans Second Amendment To Term Loans [Member] Second Amendment To Term Loans [Member] 2019 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2020 Long-term Debt, Maturities, Repayments of Principal in Year Two Total Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Restructuring Plan [Axis] Restructuring Plan [Axis] Restructuring Plan [Domain] Restructuring Plan [Domain] Restructuring Plan 2018 Restructuring Plan 2018 [Member] Restructuring Plan 2018 [Member] Restructuring Plan 2016 Restructuring Plan 2016 [Member] Restructuring Plan 2016 [Member] Lease Loss Reserves And Contract Termination Costs Lease Loss Reserves And Contract Termination Costs [Member] Lease Loss Reserves And Contract Termination Costs [Member] Employee Severance and Benefits Employee Severance [Member] Lease Loss Reserves and Contractual Obligations Contract Termination [Member] Gain on business divestiture Gain on Business Divestiture [Member] Gain on Business Divestiture Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Restructuring reserve, beginning Restructuring Reserve Charges Restructuring Costs and Asset Impairment Charges Cash payments Payments for Restructuring Cash payments and receipts, net Payments For Restructuring, Net Payments For Restructuring, Net Non-cash settlement and other Restructuring Reserve, Settled without Cash Restructuring reserve, ending Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] 2019 Operating Leases, Future Minimum Payments Due, Next Twelve Months 2020 Operating Leases, Future Minimum Payments, Due in Two Years 2021 Operating Leases, Future Minimum Payments, Due in Three Years 2022 Operating Leases, Future Minimum Payments, Due in Four Years 2023 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total operating lease minimum payments Operating Leases, Future Minimum Payments Due Sublease income to be recognized in the future under noncancelable subleases Operating Leases, Future Minimum Payments Due, Future Minimum Sublease Rentals Net operating leases Operating Leases, Future Minimum Payments Due, Net Of Sublease Rentals Operating Leases, Future Minimum Payments Due, Net Of Sublease Rentals Redundancy and employee severance and benefit arrangements Asset impairments Consultants engaged in restructuring activities Consultants Fees [Member] Consultants Fees [Member] Lease loss reserves and contract termination costs COMMITMENTS AND CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] Federal Domestic Tax Authority [Member] State State and Local Jurisdiction [Member] Tax Credit Carryforward [Axis] Tax Credit Carryforward [Axis] Tax Credit Carryforward, Name [Domain] Tax Credit Carryforward, Name [Domain] Research tax credit carryforward Research Tax Credit Carryforward [Member] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Federal statutory income tax rate percent Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Increase in valuation allowance Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Reduction in deferred tax assets Tax Cuts And Jobs Act, Change In Tax Rate, Deferred Tax Asset, Income Tax Expense Tax Cuts And Jobs Act, Change In Tax Rate, Deferred Tax Asset, Income Tax Expense Operating loss carryforwards Operating Loss Carryforwards Research tax credit carryforwards Tax Credit Carryforward, Amount Increase to unrecognized tax benefits 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[Member] Other country. Long-lived assets Long-Lived Assets WARRANTY OBLIGATIONS Product Warranty Disclosure [Text Block] Accrued Liabilities [Abstract] Accrued Liabilities [Abstract] Salaries, commissions, incentive compensation and benefits Employee-related Liabilities, Current Customer rebates and sales incentives Accrued Marketing Costs, Current Freight Accrued Freight Costs Accrued Freight Costs Other Other Accrued Liabilities, Current Total accrued liabilities Calculated under Revenue Guidance in Effect before Topic 606 Numerator: Net Income (Loss) Attributable to Parent [Abstract] Denominator: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Weighted average common shares outstanding (in shares) REVENUE RECOGNITION Revenue from Contract with Customer [Text Block] Restricted stock units Restricted Stock Units (RSUs) [Member] Vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Outstanding SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] Changes in the Company's product warranty liability Movement in Standard and Extended Product Warranty Accrual, Increase (Decrease) [Roll Forward] Warranty obligations, beginning of period Standard and Extended Product Warranty Accrual Accruals for warranties issued during period Standard Product Warranty Accrual, Increase for Warranties Issued Changes in estimates Standard and Extended Product Warranty Accrual, Increase (Decrease) for Preexisting Warranties Settlements Standard Product Warranty Accrual, Decrease for Payments Increase due to accretion expense Product Warranty Accrual, Accretion Expense Product Warranty Accrual, Accretion Expense Other Standard And Extended Product Warranty Accrual, Other Period Increase (Decrease) Standard And Extended Product Warranty Accrual, Other Period Increase (Decrease) Warranty obligations, end of period Less current portion Product Warranty Accrual, Current Noncurrent Product Warranty Accrual, Noncurrent Schedule of Debt Schedule of Debt [Table Text Block] Schedule of Maturities of Long-term Debt Schedule of Maturities of Long-term Debt [Table Text Block] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Counterparty Name [Axis] Counterparty Name [Axis] Counterparty Name [Domain] Counterparty Name [Domain] Thurman John Rodgers Thurman John Rodgers [Member] Thurman John Rodgers [Member] Related Party Transaction [Axis] Related Party Transaction [Axis] Related Party Transaction [Domain] Related Party Transaction [Domain] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Supply agreement, period Revenue from related parties Revenue from Related Parties Accounts receivable, related parties Accounts Receivable, Related Parties Debt instrument face amount Debt Instrument, Face Amount Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Award Date [Axis] Award Date [Axis] Award Date [Domain] Award Date [Domain] Before August 1, 2012 Before August 1, 2012 [Member] Before August 1, 2012 After August 1, 2012 After August 1, 2012 [Member] After August 1, 2012 Two Thousand Six Equity Incentive Plan Two Thousand Six Equity Incentive Plan [Member] Two thousand six equity incentive plan. 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Intrinsic Value Vested and expected to vest Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Exercisable Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net loss Adjustments to reconcile net loss to net cash provided by (used in) operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization Provision for doubtful accounts Provision for Doubtful Accounts Gain on business divestiture Amortization of debt issuance costs Amortization of Debt Issuance Costs and Discounts Stock-based compensation Share-based Compensation Deferred income tax expense (benefit) Increase (Decrease) in Deferred Income Taxes Changes in operating assets and liabilities: Increase (Decrease) in Operating Assets [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventory Increase (Decrease) in Inventories Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Intangible assets Increase (Decrease) in Intangible Assets, Current Accounts payable, accrued and other liabilities Increase (Decrease) in Accounts Payable and Accrued Liabilities Warranty obligations Standard and Extended Product Warranty Accrual, Period Increase (Decrease) Deferred revenues Increase (Decrease) in Contract with Customer, Liability Net cash provided by (used in) operating activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Purchases of intangible assets Payments to Acquire Intangible Assets Business divestitures Proceeds from Divestiture of Businesses, Net of Cash Divested Acquisition Net cash used in investing activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from issuance of common stock, net of issuance costs Proceeds from debt, net of issuance costs Proceeds from Issuance of Long-term Debt Proceeds from borrowings under revolving credit facility Proceeds from Lines of Credit Principal payments on debt Repayments of Long-term Debt Payments under revolving credit facility Repayments of Lines of Credit Proceeds from issuance of common stock under employee stock plans Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash Effect of Exchange Rate on Cash and Cash Equivalents Net increase (decrease) in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents—Beginning of period Cash and cash equivalents—End of period Supplemental cash flow disclosure: Supplemental Cash Flow Information [Abstract] Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activities Cash paid for income taxes Income Taxes Paid Supplemental disclosures of non-cash investing and financing activities: Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract] Offering and loan costs included in accrued liabilities Debt Issuance Costs Incurred During Noncash or Partial Noncash Transaction Purchases of fixed assets included in accounts payable Capital Expenditures Incurred but Not yet Paid Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Measurement Input, Profit Element and Risk Premium Measurement Input, Profit Element And Risk Premium [Member] Measurement Input, Profit Element And Risk Premium [Member] Measurement Input, Entity Credit Risk Measurement Input, Entity Credit Risk [Member] Measurement Input, Counterparty Credit Risk Measurement Input, Counterparty Credit Risk [Member] Eligible Item or Group for Fair Value Option [Axis] Financial Instrument [Axis] Fair Value, Option, Eligible Item or Group [Domain] Financial Instruments [Domain] Warranty obligations for microinverters sold since January 1, 2014 Third party option to purchase receivables at a discount Third Party Option To Purchase Receivables At Discount [Member] Third Party Option To Purchase Receivables At Discount [Member] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Warranty obligations for microinverters sold since January 1, 2014 Product Warranty Obligations, Measurement Input Product Warranty Obligations, Measurement Input Third party option to purchase receivables at a discount Third 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conversion price (in usd per share) Debt Instrument, Convertible, Conversion Price Redemption price percentage Debt Instrument, Redemption Price, Percentage Unamortized issuance costs and debt discounts Interest rate during period Line of Credit Facility, Interest Rate During Period Reduction of interest rate during period Line of Credit Facility, Reduction of Interest Rate During Period, Percent Line of Credit Facility, Reduction of Interest Rate During Period, Percent Commitment fee percentage Line of Credit Facility, Commitment Fee Percentage Closing fee Line of Credit Facility, Closing Fee, Percentage Line of Credit Facility, Closing Fee, Percentage Prepayment fee Line of Credit Facility, Prepayment Fee, Percent Line of Credit Facility, Prepayment Fee, Percent Payments under revolving credit facility Basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Percent decrease in principal payments Debt Instrument, Decrease In Principal Payments Amounts Required, Percentage Debt Instrument, Decrease In Principal Payments Amounts Required, Percentage Unrestricted cash Debt Instrument, Covenant, Unrestricted Cash Requirement, Minimum Debt Instrument, Covenant, Unrestricted Cash Requirement, Minimum Liquidity ratio required Debt Instrument, Covenant, Liquidity Ratio Required, Minimum Debt Instrument, Covenant, Liquidity Ratio Required, Minimum Repayments of debt Repayments of Debt Number of securities called by warrants (in shares) Class of Warrant or Right, Number of Securities Called by Warrants or Rights Warrants and rights, measurement input Warrants and Rights Outstanding, Measurement Input Class of warrant term year Class Of Warrant Or Right, Term Class Of Warrant Or Right, Term Warrants and rights outstanding, term Warrants and Rights Outstanding, Term Warrants issued in connection with debt Warrants Not Settleable in Cash, Fair Value Disclosure Value of future purchase option Liability, Purchase Option For Receivables, Fair Value Liability, Purchase Option For Receivables, Fair Value Maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Schedule of Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Equipment and machinery Machinery and Equipment [Member] Furniture and fixtures Furniture and Fixtures [Member] Computer equipment Computer Equipment [Member] Capitalized software costs Software and Software Development Costs [Member] Leasehold improvements Leasehold Improvements [Member] Construction in process Construction in Progress [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Estimated Useful Life (Years) Property and equipment, gross Property, Plant and Equipment, Gross Less accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property and equipment, net SEGMENT AND GEOGRAPHIC INFORMATION Segment Reporting Disclosure [Text Block] INCOME TAXES Income Tax Disclosure [Text Block] RESTRUCTURING Restructuring and Related Activities Disclosure [Text Block] NET LOSS PER SHARE Earnings Per Share [Text Block] STOCK-BASED COMPENSATION Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Allowances, accounts receivable Warranty obligations, current at fair value Product Warranty Accrual, Current, Fair Value Disclosure Product Warranty Accrual, Current, Fair Value Disclosure Warranty obligations, non-current at fair value Product Warranty Accrual, Noncurrent, Fair Value Disclosure Product Warranty Accrual, Noncurrent, Fair Value Disclosure Preferred stock, par value (in usd per share) Preferred Stock, Par or Stated Value Per Share Preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized (in shares) Common Stock, Shares Authorized Common stock, shares issued (in shares) Common Stock, Shares, Issued Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Income Statement [Abstract] Interest expense Other income (expense) Income tax benefit (provision) Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Employee stock options RSUs and PSUs Stock Compensation Plan [Member] Warrants to purchase common stock Warrant [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive securities (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Liabilities: Liabilities, Fair Value Disclosure [Abstract] Fair value liabilities Schedule of Goodwill and Intangible Assets Schedule of Intangible Assets and Goodwill [Table Text Block] Envoy Communications Device and Enlighten Service Envoy Communications Device And Enlighten Service [Member] Envoy Communications Device And Enlighten Service [Member] Monitoring Hardware and Service Monitoring Hardware And Service [Member] Monitoring Hardware And Service [Member] Communication Accessories Communication Accessories [Member] Communication Accessories [Member] Capitalized Contract Cost [Axis] Capitalized Contract Cost [Axis] Capitalized Contract Cost [Domain] Capitalized Contract Cost [Domain] Incurred Commissions Incurred Commissions [Member] Incurred Commissions [Member] Accumulated deficit reduction (increase) Number of accounting units (accounting unit) Number of Accounting Units Number of Accounting Units Unbilled revenue Unbilled Contracts Receivable Amortization period for capitalized costs Capitalized Contract Cost, Amortization Period Increase in deferred costs Capitalized Contract Cost, Net Revenue recognition period Revenue, Remaining Performance Obligation, Optional Exemption, Remaining Duration Contract asset impairment charges Capitalized Contract Cost, Impairment Loss Increase in liability as a result of decreasing the profit element and risk premium input by 100 basis points Warranty Obligations At Fair Value, Increase In Fair Value Liability, Resulting From One Percentage Point Increase In Profit Element And Risk Premium Warranty Obligations At Fair Value, Increase In Fair Value Liability, Resulting From One Percentage Point Increase In Profit Element And Risk Premium Decrease in liability as a result of increasing the profit element and risk premium input by 100 basis points Warranty Obligations At Fair Value, Decrease In Fair Value Liability, Resulting From One Percentage Point Decrease In Profit Element And Risk Premium Warranty Obligations At Fair Value, Decrease In Fair Value Liability, Resulting From One Percentage Point Decrease In Profit Element And Risk Premium Increase to fair value measurement as a result of 100 basis point decrease Warranty Obligations At Fair Value, Increase In Fair Value Resulting From One Percentage Point Decrease In Discount Rate Warranty Obligations At Fair Value, Increase In Fair Value Resulting From One Percentage Point Decrease In Discount Rate Decrease to fair value measurement as a result of 100 basis point increase Warranty Obligations at Fair Value, Decrease in Fair Value Resulting from One Percentage Point Increase in Discount Rate Warranty Obligations at Fair Value, Decrease in Fair Value Resulting from One Percentage Point Increase in Discount Rate