0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 0000002 - Document - Audit Information link:presentationLink link:calculationLink link:definitionLink 0000003 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 0000004 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0000005 - Statement - Consolidated Statements of Operations link:presentationLink link:calculationLink link:definitionLink 0000006 - Statement - Consolidated Statements of Comprehensive Income (Loss) link:presentationLink link:calculationLink link:definitionLink 0000007 - Statement - Consolidated Statements of Comprehensive Income (Loss) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 0000008 - Statement - Consolidated Statements of Changes in Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 0000009 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 0000010 - Disclosure - BASIS OF PRESENTATION link:presentationLink link:calculationLink link:definitionLink 0000011 - Disclosure - ACCOUNTING POLICIES AND SUPPLEMENTAL DISCLOSURES link:presentationLink link:calculationLink link:definitionLink 0000012 - Disclosure - FAIR VALUE MEASUREMENT link:presentationLink link:calculationLink link:definitionLink 0000013 - Disclosure - ASSET HELD FOR SALE link:presentationLink link:calculationLink link:definitionLink 0000014 - Disclosure - DISCONTINUED OPERATIONS link:presentationLink link:calculationLink link:definitionLink 0000015 - Disclosure - ACCOUNTS RECEIVABLE, NET link:presentationLink link:calculationLink link:definitionLink 0000016 - Disclosure - PREPAIDS AND OTHER CURRENT ASSETS link:presentationLink link:calculationLink link:definitionLink 0000017 - Disclosure - PROPERTY AND EQUIPMENT link:presentationLink link:calculationLink link:definitionLink 0000018 - Disclosure - INTANGIBLE ASSETS, NET link:presentationLink link:calculationLink link:definitionLink 0000019 - Disclosure - EQUITY SECURITIES link:presentationLink link:calculationLink link:definitionLink 0000020 - Disclosure - OTHER LONG-TERM ASSETS, NET link:presentationLink link:calculationLink link:definitionLink 0000021 - Disclosure - ACCRUED LIABILITIES link:presentationLink link:calculationLink link:definitionLink 0000022 - Disclosure - BORROWINGS link:presentationLink link:calculationLink link:definitionLink 0000023 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 0000024 - Disclosure - OTHER LONG-TERM LIABILITIES link:presentationLink link:calculationLink link:definitionLink 0000025 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 0000026 - Disclosure - INDEMNIFICATIONS AND GUARANTEES link:presentationLink link:calculationLink link:definitionLink 0000027 - Disclosure - STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 0000028 - Disclosure - STOCK-BASED AWARDS link:presentationLink link:calculationLink link:definitionLink 0000029 - Disclosure - EMPLOYEE RETIREMENT PLAN link:presentationLink link:calculationLink link:definitionLink 0000030 - Disclosure - REVENUE AND CONTRACT LIABILITY link:presentationLink link:calculationLink link:definitionLink 0000031 - Disclosure - INTEREST INCOME (EXPENSE), NET link:presentationLink link:calculationLink link:definitionLink 0000032 - Disclosure - OTHER INCOME (EXPENSE), NET link:presentationLink link:calculationLink link:definitionLink 0000033 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 0000034 - Disclosure - NET INCOME (LOSS) PER SHARE link:presentationLink link:calculationLink link:definitionLink 0000035 - Disclosure - BUSINESS SEGMENTS link:presentationLink link:calculationLink link:definitionLink 0000036 - Disclosure - Schedule II Valuation and Qualifying Accounts link:presentationLink link:calculationLink link:definitionLink 9954471 - Disclosure - ACCOUNTING POLICIES AND SUPPLEMENTAL DISCLOSURES (Policies) link:presentationLink link:calculationLink link:definitionLink 9954472 - Disclosure - ACCOUNTING POLICIES AND SUPPLEMENTAL DISCLOSURES (Tables) link:presentationLink link:calculationLink link:definitionLink 9954473 - Disclosure - FAIR VALUE MEASUREMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 9954474 - Disclosure - DISCONTINUED OPERATIONS (Tables) link:presentationLink link:calculationLink link:definitionLink 9954475 - Disclosure - ACCOUNTS RECEIVABLE, NET (Tables) link:presentationLink link:calculationLink link:definitionLink 9954476 - Disclosure - PREPAIDS AND OTHER CURRENT ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 9954477 - Disclosure - PROPERTY AND EQUIPMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 9954478 - Disclosure - INTANGIBLE ASSETS, NET (Tables) link:presentationLink link:calculationLink link:definitionLink 9954479 - Disclosure - EQUITY SECURITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9954480 - Disclosure - OTHER LONG-TERM ASSETS, NET (Tables) link:presentationLink link:calculationLink link:definitionLink 9954481 - Disclosure - ACCRUED LIABILITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9954482 - Disclosure - BORROWINGS (Tables) link:presentationLink link:calculationLink link:definitionLink 9954483 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 9954484 - Disclosure - OTHER LONG_TERM LIABILITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9954485 - Disclosure - STOCK-BASED AWARDS (Tables) link:presentationLink link:calculationLink link:definitionLink 9954486 - Disclosure - REVENUE AND CONTRACT LIABILITY (Tables) link:presentationLink link:calculationLink link:definitionLink 9954487 - Disclosure - INTEREST INCOME (EXPENSE), NET (Tables) link:presentationLink link:calculationLink link:definitionLink 9954488 - Disclosure - OTHER INCOME (EXPENSE), NET (Tables) link:presentationLink link:calculationLink link:definitionLink 9954489 - Disclosure - INCOME TAXES (Tables) link:presentationLink link:calculationLink link:definitionLink 9954490 - Disclosure - NET INCOME (LOSS) PER SHARE (Tables) link:presentationLink link:calculationLink link:definitionLink 9954491 - Disclosure - ACCOUNTING POLICIES AND SUPPLEMENTAL DISCLOSURES - Supplemental Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954492 - Disclosure - ACCOUNTING POLICIES AND SUPPLEMENTAL DISCLOSURES - Property and Equipment, Net (Details) link:presentationLink link:calculationLink link:definitionLink 9954493 - Disclosure - ACCOUNTING POLICIES AND SUPPLEMENTAL DISCLOSURES - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954494 - Disclosure - ACCOUNTING POLICIES AND SUPPLEMENTAL DISCLOSURES - Valuation Technique And Significant Unobservable Inputs Of Equity Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9954495 - Disclosure - FAIR VALUE MEASUREMENT - Assets and Liabilities Measured At Fair Value (Details) link:presentationLink link:calculationLink link:definitionLink 9954496 - Disclosure - FAIR VALUE MEASUREMENT - Level 3 Rollforward (Details) link:presentationLink link:calculationLink link:definitionLink 9954497 - Disclosure - ASSET HELD FOR SALE (Details) link:presentationLink link:calculationLink link:definitionLink 9954498 - Disclosure - DISCONTINUED OPERATIONS - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954499 - Disclosure - DISCONTINUED OPERATIONS - Results of Discontinued Operations Through Transaction Date (Details) link:presentationLink link:calculationLink link:definitionLink 9954500 - Disclosure - DISCONTINUED OPERATIONS - Fair Value Inputs (Details) link:presentationLink link:calculationLink link:definitionLink 9954501 - Disclosure - ACCOUNTS RECEIVABLE, NET (Details) link:presentationLink link:calculationLink link:definitionLink 9954502 - Disclosure - PREPAIDS AND OTHER CURRENT ASSETS (Details) link:presentationLink link:calculationLink link:definitionLink 9954503 - Disclosure - PROPERTY AND EQUIPMENT (Details) link:presentationLink link:calculationLink link:definitionLink 9954504 - Disclosure - PROPERTY AND EQUIPMENT - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954505 - Disclosure - INTANGIBLE ASSETS, NET - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954506 - Disclosure - EQUITY SECURITIES - Summary of Equity Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9954507 - Disclosure - EQUITY SECURITIES - Equity Securities Accounted Under Equity Method (ASC 323) And Ownership Interest (Details) link:presentationLink link:calculationLink link:definitionLink 9954508 - Disclosure - EQUITY SECURITIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954509 - Disclosure - EQUITY SECURITIES - Net Gain (Loss) Recognized On Equity Method Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9954510 - Disclosure - EQUITY SECURITIES - Summarized Financial Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954511 - Disclosure - OTHER LONG-TERM ASSETS, NET (Details) link:presentationLink link:calculationLink link:definitionLink 9954512 - Disclosure - ACCRUED LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 9954513 - Disclosure - BORROWINGS (Details) link:presentationLink link:calculationLink link:definitionLink 9954514 - Disclosure - LEASES Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954515 - Disclosure - LEASES - Components of Lease Cost and Other Operating Lease Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954516 - Disclosure - LEASES - Operating Lease Maturities and Future Minimum Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9954516 - Disclosure - LEASES - Operating Lease Maturities and Future Minimum Payments (Details) link:presentationLink link:calculationLink link:definitionLink 9954517 - Disclosure - OTHER LONG-TERM LIABILITIES (Details) link:presentationLink link:calculationLink link:definitionLink 9954518 - Disclosure - STOCKHOLDERS' EQUITY - Common Stock (Details) link:presentationLink link:calculationLink link:definitionLink 9954519 - Disclosure - STOCKHOLDERS' EQUITY - Preferred Stock Conversion (Details) link:presentationLink link:calculationLink link:definitionLink 9954520 - Disclosure - STOCKHOLDERS' EQUITY - JonesTrading Sales Agreement (Details) link:presentationLink link:calculationLink link:definitionLink 9954521 - Disclosure - STOCKHOLDERS' EQUITY - Common and Preferred Stock Repurchase Program (Details) link:presentationLink link:calculationLink link:definitionLink 9954522 - Disclosure - STOCK-BASED AWARDS - Stock-based Compensation Expense (Details) link:presentationLink link:calculationLink link:definitionLink 9954523 - Disclosure - STOCK-BASED AWARDS - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954524 - Disclosure - STOCK-BASED AWARDS - Restricted Stock Activity (Details) link:presentationLink link:calculationLink link:definitionLink 9954525 - Disclosure - EMPLOYEE RETIREMENT PLAN (Details) link:presentationLink link:calculationLink link:definitionLink 9954526 - Disclosure - REVENUE AND CONTRACT LIABILITY - Unearned Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9954527 - Disclosure - REVENUE AND CONTRACT LIABILITY - Deferred Revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9954528 - Disclosure - REVENUE AND CONTRACT LIABILITY - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9954529 - Disclosure - REVENUE AND CONTRACT LIABILITY - Sales Returns Allowance (Details) link:presentationLink link:calculationLink link:definitionLink 9954530 - Disclosure - INTEREST INCOME (EXPENSE), NET (Details) link:presentationLink link:calculationLink link:definitionLink 9954531 - Disclosure - OTHER INCOME (EXPENSE), NET (Details) link:presentationLink link:calculationLink link:definitionLink 9954532 - Disclosure - INCOME TAXES - Income Before Income Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 9954533 - Disclosure - INCOME TAXES - Provision (Details) link:presentationLink link:calculationLink link:definitionLink 9954534 - Disclosure - INCOME TAXES - Effective Tax Rate Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9954535 - Disclosure - INCOME TAXES - Deferred Tax Assets And Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9954536 - Disclosure - INCOME TAXES - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 9954537 - Disclosure - INCOME TAXES - Reconciliation of Tax Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9954538 - Disclosure - NET INCOME (LOSS) PER SHARE (Details) link:presentationLink link:calculationLink link:definitionLink 9954539 - Disclosure - NET INCOME (LOSS) PER SHARE - Income & Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 9954540 - Disclosure - Schedule II Valuation and Qualifying Accounts (Details) link:presentationLink link:calculationLink link:definitionLink