0001001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 1001002 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 1002003 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1003004 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME link:presentationLink link:calculationLink link:definitionLink 1004005 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1005006 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 1006007 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY link:presentationLink link:calculationLink link:definitionLink 2101101 - Disclosure - NATURE OF OPERATIONS AND PRESENTATION OF FINANCIAL STATEMENTS link:presentationLink link:calculationLink link:definitionLink 2402401 - Disclosure - NATURE OF OPERATIONS AND PRESENTATION OF FINANCIAL STATEMENTS (Details) link:presentationLink link:calculationLink link:definitionLink 2103102 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES link:presentationLink link:calculationLink link:definitionLink 2204201 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) link:presentationLink link:calculationLink link:definitionLink 2405402 - Disclosure - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2106103 - Disclosure - BUSINESS COMBINATIONS AND ASSET ACQUISITIONS link:presentationLink link:calculationLink link:definitionLink 2307301 - Disclosure - BUSINESS COMBINATIONS AND ASSET ACQUISITIONS (Tables) link:presentationLink link:calculationLink link:definitionLink 2408403 - Disclosure - BUSINESS COMBINATIONS AND ASSET ACQUISITIONS - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2409404 - Disclosure - BUSINESS ACQUISITIONS - Preliminary Estimate of the Allocation Consideration Transferred (Details) link:presentationLink link:calculationLink link:definitionLink 2110104 - Disclosure - REVENUE link:presentationLink link:calculationLink link:definitionLink 2311302 - Disclosure - REVENUE (Tables) link:presentationLink link:calculationLink link:definitionLink 2412405 - Disclosure - REVENUE - Net Revenue Earned by Category of Payer (Details) link:presentationLink link:calculationLink link:definitionLink 2113105 - Disclosure - INCOME TAXES link:presentationLink link:calculationLink link:definitionLink 2414406 - Disclosure - INCOME TAXES (Details) link:presentationLink link:calculationLink link:definitionLink 2115106 - Disclosure - EARNINGS PER SHARE link:presentationLink link:calculationLink link:definitionLink 2316303 - Disclosure - EARNINGS PER SHARE (Tables) link:presentationLink link:calculationLink link:definitionLink 2417407 - Disclosure - EARNINGS PER SHARE - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2418408 - Disclosure - EARNINGS PER SHARE - Schedule of Basic and Diluted Earnings (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 2119107 - Disclosure - LEASES link:presentationLink link:calculationLink link:definitionLink 2320304 - Disclosure - LEASES (Tables) link:presentationLink link:calculationLink link:definitionLink 2421409 - Disclosure - LEASES - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2422410 - Disclosure - LEASES - Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2422410 - Disclosure - LEASES - Maturities of Lease Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2123108 - Disclosure - PROPERTY AND EQUIPMENT link:presentationLink link:calculationLink link:definitionLink 2324305 - Disclosure - PROPERTY AND EQUIPMENT (Tables) link:presentationLink link:calculationLink link:definitionLink 2425411 - Disclosure - PROPERTY AND EQUIPMENT (Details) link:presentationLink link:calculationLink link:definitionLink 2126109 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS link:presentationLink link:calculationLink link:definitionLink 2327306 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS (Tables) link:presentationLink link:calculationLink link:definitionLink 2428412 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Carrying Amount of Goodwill (Details) link:presentationLink link:calculationLink link:definitionLink 2429413 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Carrying Amount and Accumulated Amortization of Intangible Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2130110 - Disclosure - INDEBTEDNESS link:presentationLink link:calculationLink link:definitionLink 2331307 - Disclosure - INDEBTEDNESS (Tables) link:presentationLink link:calculationLink link:definitionLink 2432414 - Disclosure - INDEBTEDNESS - Debt (Details) link:presentationLink link:calculationLink link:definitionLink 2432414 - Disclosure - INDEBTEDNESS - Debt (Details) link:presentationLink link:calculationLink link:definitionLink 2433415 - Disclosure - INDEBTEDNESS - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2434416 - Disclosure - INDEBTEDNESS - Long Term Debt Maturities (Details) link:presentationLink link:calculationLink link:definitionLink 2435417 - Disclosure - INDEBTEDNESS - Estimated Fair Values of Debt Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 2136111 - Disclosure - DERIVATIVE INSTRUMENTS link:presentationLink link:calculationLink link:definitionLink 2337308 - Disclosure - DERIVATIVE INSTRUMENTS (Tables) link:presentationLink link:calculationLink link:definitionLink 2438418 - Disclosure - DERIVATIVE INSTRUMENTS - Additional Information (Details) link:presentationLink link:calculationLink link:definitionLink 2439419 - Disclosure - DERIVATIVE INSTRUMENTS - Balance Sheet Location of Derivatives (Details) link:presentationLink link:calculationLink link:definitionLink 2440420 - Disclosure - DERIVATIVE INSTRUMENTS - Pre-tax Gain (Loss) on Derivative Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 2141112 - Disclosure - FAIR VALUE MEASURMENTS link:presentationLink link:calculationLink link:definitionLink 2142113 - Disclosure - COMMITMENTS AND CONTINGENCIES link:presentationLink link:calculationLink link:definitionLink 2143114 - Disclosure - STOCK-BASED INCENTIVE COMPENSATION link:presentationLink link:calculationLink link:definitionLink 2444421 - Disclosure - STOCK-BASED INCENTIVE COMPENSATION (Details) link:presentationLink link:calculationLink link:definitionLink 2145115 - Disclosure - STOCKHOLDERS' EQUITY link:presentationLink link:calculationLink link:definitionLink 2446422 - Disclosure - STOCKHOLDERS' EQUITY (Details) link:presentationLink link:calculationLink link:definitionLink 2147116 - Disclosure - RELATED-PARTY TRANSACTIONS link:presentationLink link:calculationLink link:definitionLink 2448423 - Disclosure - RELATED-PARTY TRANSACTIONS (Details) link:presentationLink link:calculationLink link:definitionLink