0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - NATURE OF OPERATIONS link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - STRATEGIC AGREEMENTS link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - DISCONTINUED OPERATIONS link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - FAIR VALUE MEASUREMENTS link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - MARKETABLE SECURITIES link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - PROPERTY AND EQUIPMENT link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - SHARE-BASED COMPENSATION link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - SEGMENT INFORMATION link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - SUBSEQUENT EVENTS link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - MARKETABLE SECURITIES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - PROPERTY AND EQUIPMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - SHARE-BASED COMPENSATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - SEGMENT INFORMATION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - NATURE OF OPERATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES - Estimated Useful Life (Details) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES - Schedule of AntiDilutive Equity Awards Not Included in the Calculation of EPS (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - DISCONTINUED OPERATIONS (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - FAIR VALUE MEASUREMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - MARKETABLE SECURITIES - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - MARKETABLE SECURITIES - Marketable Securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - MARKETABLE SECURITIES - Fair Value, Cost and Gross Unrealized Holding Gains of Securities Owned (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - PROPERTY AND EQUIPMENT - Property and Equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - PROPERTY AND EQUIPMENT - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - STOCKHOLDERS' EQUITY (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - SHARE-BASED COMPENSATION - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - SHARE-BASED COMPENSATION - Schedule of Share-based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - SHARE-BASED COMPENSATION - Schedule of Share-based Compensation (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - COMMITMENTS AND CONTINGENCIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - SEGMENT INFORMATION (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - SUBSEQUENT EVENTS (Details) link:presentationLink link:calculationLink link:definitionLink