0000001 - Document - COVER PAGE link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF EQUITY link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952156 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - EARNINGS (LOSS) PER SHARE AND STOCKHOLDERS’ EQUITY link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - OTHER CURRENT AND NONCURRENT ASSETS link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - PROPERTY AND EQUIPMENT link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - GOODWILL link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - INTANGIBLE ASSETS link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - OTHER ACCRUED EXPENSES link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - OTHER LIABILITIES link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - ALLOWANCE FOR CREDIT LOSSES link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - RESTRUCTURING, IMPAIRMENT AND OTHER CHARGES link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - INCOME TAX link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - SEGMENT AND GEOGRAPHIC INFORMATION link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - EARNINGS (LOSS) PER SHARE AND STOCKHOLDERS’ EQUITY (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - OTHER CURRENT AND NONCURRENT ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - PROPERTY AND EQUIPMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - GOODWILL (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - INTANGIBLE ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - OTHER ACCRUED EXPENSES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - OTHER LIABILITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - ALLOWANCE FOR CREDIT LOSSES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - RESTRUCTURING, IMPAIRMENT AND OTHER CHARGES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - COMMITMENTS AND CONTINGENCIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - SEGMENT AND GEOGRAPHIC INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - EARNINGS (LOSS) PER SHARE AND STOCKHOLDERS’ EQUITY - Schedule of Reconciliation of Basic and Diluted Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - EARNINGS (LOSS) PER SHARE AND STOCKHOLDERS’ EQUITY - Schedule of Share Repurchases (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - EARNINGS (LOSS) PER SHARE AND STOCKHOLDERS’ EQUITY - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS - Schedule of Disaggregation of Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS - Transaction Price Allocated to the Remaining Performance Obligations - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS - Transaction Price Allocated to the Remaining Performance Obligations - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - LEASES - Schedule of Right-of-use assets and lease liabilities balances (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - LEASES - Schedule of Lease Cost (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - LEASES - Schedule of Future Minimum Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - LEASES - Schedule of Future Minimum Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - LEASES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - Schedule of Stock-based Compensation Activity, by Award Type (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - Schedule of Effect of Stock-based Compensation Expense on Income, by Financial Statement Line Item (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - Schedule of Future Expense, by Award Type (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - Schedule of Stock Option Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - Schedule of Options (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - Restricted Stock Awards (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - Schedule of Time-Vesting Restricted Stock Unit Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - STOCKHOLDERS' EQUITY AND STOCK-BASED COMPENSATION - Schedule of Non-vested Performance-based Restricted Stock Unit Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - OTHER CURRENT AND NONCURRENT ASSETS - Schedule of Other Current and Noncurrent Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - PROPERTY AND EQUIPMENT - Schedule of Property, Plant and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - PROPERTY AND EQUIPMENT - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - GOODWILL - Schedule of Changes in Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - GOODWILL - Goodwill by Geography (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - INTANGIBLE ASSETS - Schedule of Amounts Allocated to Intangible Assets from Acquisitions (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - INTANGIBLE ASSETS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - INTANGIBLE ASSETS - Schedule of Estimated Future Amortization Expenses (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - OTHER ACCRUED EXPENSES (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - OTHER LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - ALLOWANCE FOR CREDIT LOSSES - Schedule of the Activity of the Allowance for Doubtful Accounts, Returns and Credits (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - RESTRUCTURING, IMPAIRMENT AND OTHER CHARGES - Schedule of Restructuring Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - RESTRUCTURING, IMPAIRMENT AND OTHER CHARGES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - RESTRUCTURING, IMPAIRMENT AND OTHER CHARGES - Schedule of Gains, Losses and Other Items (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - COMMITMENTS AND CONTINGENCIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - COMMITMENTS AND CONTINGENCIES - Schedule of Contractual Obligation, Fiscal Year Maturity (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - SEGMENT AND GEOGRAPHIC INFORMATION - Employee Related Costs, Net of SBC (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - SEGMENT AND GEOGRAPHIC INFORMATION - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - SEGMENT AND GEOGRAPHIC INFORMATION - Total Other Income, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - SEGMENT AND GEOGRAPHIC INFORMATION - Information by Geographic Area (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Schedule of Fair Value Measurements within the Fair Value Hierarchy (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - FAIR VALUE OF FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink