0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 9952157 - Statement - CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - REVENUE RECOGNITION link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - EARNINGS PER SHARE AND STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - RECEIVABLES link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - GOODWILL AND INTANGIBLE ASSETS link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - LONG-TERM DEBT link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - LITIGATION AND OTHER RELATED CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Commitment and Contingencies link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Segment Reporting link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policy) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - REVENUE RECOGNITION (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - EARNINGS PER SHARE AND STOCKHOLDERS' EQUITY (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - RECEIVABLES (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - LONG-TERM DEBT LONG-TERM DEBT (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Commitment and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Segment Reporting (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - REVENUE RECOGNITION (Disaggregation of Revenue by Major Service Line) (Details) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - REVENUE RECOGNITION (Deferred Revenue) (Details) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - REVENUE RECOGNITION (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - REVENUE RECOGNITION (Remaining Performance Obligation) (Details) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - REVENUE RECOGNITION (Remaining Performance Obligation) (Details) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - EARNINGS PER SHARE AND STOCKHOLDERS' EQUITY (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - EARNINGS PER SHARE AND STOCKHOLDERS' EQUITY (Computations of Basic and Diluted Earnings Per Share) (Details) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - RECEIVABLES (Schedule of Short-Term Receivables) (Details) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - RECEIVABLES (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - RECEIVABLES (Schedule of Receivables Based on Year of Origination) (Details) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - RECEIVABLES (Schedule of Activity in the Allowance For Doubtful Accounts) (Details) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (Schedule of Goodwill) (Details) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (Schedule of Intangible Assets) (Details) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (Intangible Assets Acquired) (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - GOODWILL AND INTANGIBLE ASSETS (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - LONG-TERM DEBT (Components of Long-Term Debt) (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - LONG-TERM DEBT (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - INCOME TAXES (Narrative) (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - LITIGATION AND OTHER RELATED CONTINGENCIES (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Commitment and Contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Segment Reporting (Details) link:presentationLink link:calculationLink link:definitionLink