0001001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 1001002 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (Unaudited) link:presentationLink link:calculationLink link:definitionLink 1002003 - Statement - CONSOLIDATED BALANCE SHEETS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 1003004 - Statement - CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1004005 - Statement - CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Unaudited) link:presentationLink link:calculationLink link:definitionLink 1005006 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) link:presentationLink link:calculationLink link:definitionLink 1406401 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 2101101 - Disclosure - ORGANIZATION link:presentationLink link:calculationLink link:definitionLink 2102102 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 2203201 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 2304301 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Tables) link:presentationLink link:calculationLink link:definitionLink 2405402 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Details) link:presentationLink link:calculationLink link:definitionLink 2106103 - Disclosure - REVENUE link:presentationLink link:calculationLink link:definitionLink 2307302 - Disclosure - REVENUE (Tables) link:presentationLink link:calculationLink link:definitionLink 2408403 - Disclosure - REVENUE - Disaggregation of Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 2409404 - Disclosure - REVENUE - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2110104 - Disclosure - CASH AND RESTRICTED CASH link:presentationLink link:calculationLink link:definitionLink 2311303 - Disclosure - CASH AND RESTRICTED CASH (Tables) link:presentationLink link:calculationLink link:definitionLink 2412405 - Disclosure - CASH AND RESTRICTED CASH (Details) link:presentationLink link:calculationLink link:definitionLink 2113105 - Disclosure - ALLOWANCE FOR DOUBTFUL ACCOUNTS link:presentationLink link:calculationLink link:definitionLink 2314304 - Disclosure - ALLOWANCE FOR DOUBTFUL ACCOUNTS (Tables) link:presentationLink link:calculationLink link:definitionLink 2415406 - Disclosure - ALLOWANCE FOR DOUBTFUL ACCOUNTS (Details) link:presentationLink link:calculationLink link:definitionLink 2116106 - Disclosure - GOODWILL AND INTANGIBLE ASSETS link:presentationLink link:calculationLink link:definitionLink 2317305 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 2418407 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Balance of Goodwill, Net and Intangible Assets, Net (Details ) link:presentationLink link:calculationLink link:definitionLink 2419408 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2420409 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Intangible Assets with Definite Lives (Details) link:presentationLink link:calculationLink link:definitionLink 2421410 - Disclosure - GOODWILL AND INTANGIBLE ASSETS - Schedule of Amortization of Intangible Assets with Definite Lives (Details) link:presentationLink link:calculationLink link:definitionLink 2122107 - Disclosure - EQUITY INVESTMENT link:presentationLink link:calculationLink link:definitionLink 2423411 - Disclosure - EQUITY INVESTMENT (Details) link:presentationLink link:calculationLink link:definitionLink 2124108 - Disclosure - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES link:presentationLink link:calculationLink link:definitionLink 2325306 - Disclosure - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 2426412 - Disclosure - ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 2127109 - Disclosure - SHAREHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 2328307 - Disclosure - SHAREHOLDERS' EQUITY (Tables) link:presentationLink link:calculationLink link:definitionLink 2429413 - Disclosure - SHAREHOLDERS' EQUITY (Details) link:presentationLink link:calculationLink link:definitionLink 2130110 - Disclosure - STOCK-BASED COMPENSATION link:presentationLink link:calculationLink link:definitionLink 2331308 - Disclosure - STOCK-BASED COMPENSATION (Tables) link:presentationLink link:calculationLink link:definitionLink 2432414 - Disclosure - STOCK-BASED COMPENSATION - Schedule of Non-cash Compensation Related to Equity Awards (Details ) link:presentationLink link:calculationLink link:definitionLink 2433415 - Disclosure - STOCK-BASED COMPENSATION - Summary of Stock Options and Stock Options with Market Conditions (Details) link:presentationLink link:calculationLink link:definitionLink 2434416 - Disclosure - STOCK-BASED COMPENSATION - Summary of RSA & RSU (Details) link:presentationLink link:calculationLink link:definitionLink 2435417 - Disclosure - STOCK-BASED COMPENSATION - Employee Stock Purchase Plan (Details) link:presentationLink link:calculationLink link:definitionLink 2136111 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 2337309 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 2438418 - Disclosure - INCOME TAXES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2439419 - Disclosure - INCOME TAXES - Reconciliation of Income Tax (Expense) Benefit (Details) link:presentationLink link:calculationLink link:definitionLink 2140112 - Disclosure - DEBT link:presentationLink link:calculationLink link:definitionLink 2341310 - Disclosure - DEBT (Table) link:presentationLink link:calculationLink link:definitionLink 2442420 - Disclosure - DEBT - Convertible Senior Notes Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2443421 - Disclosure - DEBT - Components of Notes (Details) link:presentationLink link:calculationLink link:definitionLink 2444422 - Disclosure - DEBT - Convertible Note Hedge and Warrant Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 2445423 - Disclosure - DEBT - Credit Facility (Details) link:presentationLink link:calculationLink link:definitionLink 2146113 - Disclosure - CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 2447424 - Disclosure - CONTINGENCIES (Details) link:presentationLink link:calculationLink link:definitionLink 2148114 - Disclosure - FAIR VALUE MEASUREMENTS link:presentationLink link:calculationLink link:definitionLink 2349311 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 2450425 - Disclosure - FAIR VALUE MEASUREMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 2151115 - Disclosure - SEGMENT INFORMATION link:presentationLink link:calculationLink link:definitionLink 2352312 - Disclosure - SEGMENT INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 2453426 - Disclosure - SEGMENT INFORMATION (Details) link:presentationLink link:calculationLink link:definitionLink 2154116 - Disclosure - DISCONTINUED OPERATIONS link:presentationLink link:calculationLink link:definitionLink 2355313 - Disclosure - DISCONTINUED OPERATIONS (Tables) link:presentationLink link:calculationLink link:definitionLink 2456427 - Disclosure - DISCONTINUED OPERATIONS - Schedule of Discontinued Operations (Details) link:presentationLink link:calculationLink link:definitionLink 2157117 - Disclosure - RESTRUCTURING ACTIVITIES link:presentationLink link:calculationLink link:definitionLink 2358314 - Disclosure - RESTRUCTURING ACTIVITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 2459428 - Disclosure - RESTRUCTURING ACTIVITIES (Details) link:presentationLink link:calculationLink link:definitionLink