0000001 - Document - COVER link:presentationLink link:calculationLink link:definitionLink 0000002 - Document - AUDIT INFORMATION link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - MANAGEMENT AGREEMENT link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - FAIR VALUE MEASUREMENTS link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - SHORT-TERM INVESTMENTS link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - SOFTWARE DEVELOPMENT COSTS AND LICENSES link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - FIXED ASSETS, NET link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - GOODWILL AND INTANGIBLE ASSETS, NET link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - DEBT link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - LOSS PER SHARE link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - STOCK-BASED COMPENSATION link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - INTEREST AND OTHER, NET link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE LOSS link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - SUPPLEMENTARY FINANCIAL INFORMATION link:presentationLink link:calculationLink link:definitionLink 9952176 - Disclosure - ASSET ACQUISITIONS link:presentationLink link:calculationLink link:definitionLink 9952177 - Disclosure - SEGMENT REPORTING AND GEOGRAPHIC INFORMATION link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - SHORT-TERM INVESTMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - SOFTWARE DEVELOPMENT COSTS AND LICENSES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - FIXED ASSETS, NET (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - GOODWILL AND INTANGIBLE ASSETS, NET (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - DEBT (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - LOSS PER SHARE (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - COMMITMENTS AND CONTINGENCIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - STOCK-BASED COMPENSATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - INTEREST AND OTHER, NET (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - SUPPLEMENTARY FINANCIAL INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - ASSET ACQUISITIONS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - SEGMENT REPORTING AND GEOGRAPHIC INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS - Schedule of Disaggregated Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - MANAGEMENT AGREEMENT (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - FAIR VALUE MEASUREMENTS - Schedule of Assets Measured at Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - FAIR VALUE MEASUREMENTS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - SHORT-TERM INVESTMENTS - Schedule of Short-Term Investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - SHORT-TERM INVESTMENTS - Short Term Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - SOFTWARE DEVELOPMENT COSTS AND LICENSES - Schedule of Capitalized Software Development Costs and Licenses (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - SOFTWARE DEVELOPMENT COSTS AND LICENSES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - SOFTWARE DEVELOPMENT COSTS AND LICENSES - Schedule of Amortization and Impairment of Software Development Costs and Licenses (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - FIXED ASSETS, NET - Schedule of Fixed Asset Balances by Category (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - FIXED ASSETS, NET - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - GOODWILL AND INTANGIBLE ASSETS, NET - Schedule of Change in Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - GOODWILL AND INTANGIBLE ASSETS, NET - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - GOODWILL AND INTANGIBLE ASSETS, NET - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - GOODWILL AND INTANGIBLE ASSETS, NET - Schedule of Intangibles (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - GOODWILL AND INTANGIBLE ASSETS, NET - Schedule of Amortization of Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - GOODWILL AND INTANGIBLE ASSETS, NET - Schedule of Amortization of Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - GOODWILL AND INTANGIBLE ASSETS, NET - Schedule of Estimated Future Amortization (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - DEBT - Schedule of Long-term Debt, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - DEBT - Schedule of Short-term Debt (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - DEBT - Schedule of Interest and Other, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - DEBT - Schedule of Debt Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - DEBT - Senior Notes Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - DEBT - Credit Agreement Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - DEBT - Schedule of Information Related to Availability on Credit Agreement (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - DEBT - Convertibles Notes Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - LOSS PER SHARE - Schedule of Computation of Basic and Diluted Loss Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - LOSS PER SHARE - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - LEASES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - LEASES - Schedule of Lease Costs and Supplemental Information (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - LEASES - Schedule of Operating Lease Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - LEASES - Schedule of Operating Lease Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - COMMITMENTS AND CONTINGENCIES - Schedule of Annual Minimum Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - COMMITMENTS AND CONTINGENCIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - INCOME TAXES - Schedule of Current Income Tax (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - INCOME TAXES - Schedule of Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - INCOME TAXES - Schedule of Deferred Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - INCOME TAXES - Schedule of Deferred Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - INCOME TAXES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - INCOME TAXES - Schedule of Uncertain Tax Positions (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - INCOME TAXES - Schedule of Cash Flow, Supplemental Disclosures (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - STOCK-BASED COMPENSATION - Stock Incentive Plan Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - STOCK-BASED COMPENSATION - Stock-Based Compensation Expense Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - STOCK-BASED COMPENSATION - Restricted Stock Units Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955576 - Disclosure - STOCK-BASED COMPENSATION - Schedule of 2017 Management Agreement (Details) link:presentationLink link:calculationLink link:definitionLink 9955577 - Disclosure - STOCK-BASED COMPENSATION - Fair Value of Stock-Based Awards Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955578 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Stock Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9955579 - Disclosure - STOCK-BASED COMPENSATION - Employee Stock Purchase Plan Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955580 - Disclosure - INTEREST AND OTHER, NET (Details) link:presentationLink link:calculationLink link:definitionLink 9955581 - Disclosure - ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) link:presentationLink link:calculationLink link:definitionLink 9955582 - Disclosure - SUPPLEMENTARY FINANCIAL INFORMATION (Details) link:presentationLink link:calculationLink link:definitionLink 9955583 - Disclosure - ASSET ACQUISITIONS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955584 - Disclosure - ASSET ACQUISITIONS - Schedule of Fair Value of acquired Tangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955585 - Disclosure - SEGMENT REPORTING AND GEOGRAPHIC INFORMATION - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955586 - Disclosure - SEGMENT REPORTING AND GEOGRAPHIC INFORMATION - Schedule of Net Revenue by Geographic Region (Details) link:presentationLink link:calculationLink link:definitionLink 9955587 - Disclosure - SEGMENT REPORTING AND GEOGRAPHIC INFORMATION - Schedule of Fixed Assets, Net by Location (Details) link:presentationLink link:calculationLink link:definitionLink