2109100 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 2409401 - Disclosure - COMMITMENTS AND CONTINGENCIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 1001000 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 1001501 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1005000 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 1003000 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 1002000 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 2108100 - Disclosure - DEBT link:presentationLink link:calculationLink link:definitionLink 2408404 - Disclosure - DEBT - Long term debt (Details) link:presentationLink link:calculationLink link:definitionLink 2408404 - Disclosure - DEBT - Long term debt (Details) link:presentationLink link:calculationLink link:definitionLink 2408403 - Disclosure - DEBT - Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 2408402 - Disclosure - DEBT - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2308301 - Disclosure - DEBT (Tables) link:presentationLink link:calculationLink link:definitionLink 2101100 - Disclosure - DESCRIPTION OF BUSINESS AND BASIS OF PRESENTATION link:presentationLink link:calculationLink link:definitionLink 2401402 - Disclosure - DESCRIPTION OF BUSINESS AND BASIS OF PRESENTATION (Details) link:presentationLink link:calculationLink link:definitionLink 2201201 - Disclosure - DESCRIPTION OF BUSINESS AND BASIS OF PRESENTATION (Policies) link:presentationLink link:calculationLink link:definitionLink 0001000 - Document - Document and Entity Information link:presentationLink link:calculationLink link:definitionLink 2105100 - Disclosure - FAIR VALUE MEASUREMENTS link:presentationLink link:calculationLink link:definitionLink 2405405 - Disclosure - FAIR VALUE MEASUREMENTS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2405402 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) link:presentationLink link:calculationLink link:definitionLink 2405403 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Changes in Nonfinancial Liabilities Related to Warrant Obligations Measured at Fair Value on a Recurring Basis Using Significant Unobservable Inputs (Details) link:presentationLink link:calculationLink link:definitionLink 2405404 - Disclosure - FAIR VALUE MEASUREMENTS - Summary of Significant Unobservable Inputs used in the Fair Value Measurement of Liabilities Designated as Level 3 (Details) link:presentationLink link:calculationLink link:definitionLink 2305301 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 2106100 - Disclosure - GOODWILL AND INTANGIBLE ASSETS link:presentationLink link:calculationLink link:definitionLink 2406403 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2406402 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Goodwill and Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2306301 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 2112100 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 2103100 - Disclosure - INVENTORY link:presentationLink link:calculationLink link:definitionLink 2403402 - Disclosure - INVENTORY - Summary of Inventory (Details) link:presentationLink link:calculationLink link:definitionLink 2303301 - Disclosure - INVENTORY (Tables) link:presentationLink link:calculationLink link:definitionLink 2113100 - Disclosure - NET LOSS PER SHARE link:presentationLink link:calculationLink link:definitionLink 2413402 - Disclosure - NET LOSS PER SHARE - Schedule of Computation of Basic and Diluted Net Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 2413403 - Disclosure - NET LOSS PER SHARE - Schedule of Potentially Dilutive Securities Excluded from the Computation of Diluted Net Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 2313301 - Disclosure - NET LOSS PER SHARE (Tables) link:presentationLink link:calculationLink link:definitionLink 2107100 - Disclosure - RESTRUCTURING link:presentationLink link:calculationLink link:definitionLink 2407403 - Disclosure - RESTRUCTURING - Rollforward (Details) link:presentationLink link:calculationLink link:definitionLink 2407402 - Disclosure - RESTRUCTURING - Summary of Restructuring Charges (Details) link:presentationLink link:calculationLink link:definitionLink 2307301 - Disclosure - RESTRUCTURING (Tables) link:presentationLink link:calculationLink link:definitionLink 2102100 - Disclosure - REVENUE RECOGNISION link:presentationLink link:calculationLink link:definitionLink 2402402 - Disclosure - REVENUE RECOGNISION - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2402404 - Disclosure - REVENUE RECOGNISION - Summary of Contract Assets and Contract Liabilities from Contracts with Customers (Details) link:presentationLink link:calculationLink link:definitionLink 2402403 - Disclosure - REVENUE RECOGNISION - Summary of Disaggregated Revenue by Primary Geographical Market and Timing of Revenue Recognition (Details) link:presentationLink link:calculationLink link:definitionLink 2402406 - Disclosure - REVENUE RECOGNISION - Summary of Estimated Revenue Expected to be Recognized in Future Periods (Details) link:presentationLink link:calculationLink link:definitionLink 2402408 - Disclosure - REVENUE RECOGNISION - Summary of New Accounting Adoption Impact on Condensed Consolidated Balance Sheets (Details) link:presentationLink link:calculationLink link:definitionLink 2402407 - Disclosure - REVENUE RECOGNISION - Summary of New Accounting Adoption Impact on Consolidated Statements of Income (Details) link:presentationLink link:calculationLink link:definitionLink 2402405 - Disclosure - REVENUE RECOGNISION - Summary of Significant Changes in the Balances of Contract Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2302301 - Disclosure - REVENUE RECOGNISION (Tables) link:presentationLink link:calculationLink link:definitionLink 2110100 - Disclosure - SALE OF COMMON STOCK link:presentationLink link:calculationLink link:definitionLink 2410401 - Disclosure - SALE OF COMMON STOCK (Details) link:presentationLink link:calculationLink link:definitionLink 2111100 - Disclosure - STOCK-BASED COMPENSATION link:presentationLink link:calculationLink link:definitionLink 2411403 - Disclosure - STOCK-BASED COMPENSATION - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2411405 - Disclosure - STOCK-BASED COMPENSATION - Summary of the Components of Total Stock-Based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2411404 - Disclosure - STOCK-BASED COMPENSATION - Summary of Restricted Stock Unit Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2411406 - Disclosure - STOCK-BASED COMPENSATION - Summary of Stock-Based Compensation Associated with Each Type of Award (Details) link:presentationLink link:calculationLink link:definitionLink 2411402 - Disclosure - STOCK-BASED COMPENSATION - Summary of Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2411407 - Disclosure - STOCK-BASED COMPENSATION - Summary of the Weighted-Average Grant Date Fair Value of Options Granted (Details) link:presentationLink link:calculationLink link:definitionLink 2311301 - Disclosure - STOCK-BASED COMPENSATION (Tables) link:presentationLink link:calculationLink link:definitionLink 2104100 - Disclosure - WARRANTY OBLIGATIONS link:presentationLink link:calculationLink link:definitionLink 2404403 - Disclosure - WARRANTY OBLIGATIONS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2404402 - Disclosure - WARRANTY OBLIGATIONS - Summary of Warranty Activities (Details) link:presentationLink link:calculationLink link:definitionLink 2304301 - Disclosure - WARRANTY OBLIGATIONS (Tables) link:presentationLink link:calculationLink link:definitionLink