LONG-TERM DEBT - Schedule of Long-term Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Debt Instruments
Long-term debt	$ 1,498,895	$ 1,530,825
Credit facility
Debt Instruments
Long-term debt	202,000	234,500
6.25% senior notes due April 2028
Debt Instruments
Principal outstanding	800,000	800,000
Unamortized debt premium	11,031	12,536
Unamortized debt issuance costs	(9,158)	(10,406)
Long-term debt	$ 801,873	$ 802,130
Interest rate (as a percent)	6.25%	6.25%
6.875% senior notes due April 2027
Debt Instruments
Principal outstanding	$ 500,000	$ 500,000
Unamortized debt issuance costs	(4,978)	(5,805)
Long-term debt	$ 495,022	$ 494,195
Interest rate (as a percent)	6.875%	6.875%

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, after accumulated amortization, of debt premium.

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Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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