Amount of amortization expense attributable to debt issuance costs.

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Amount, after accumulated amortization, of debt discount (premium).

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

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Debt Issuance Costs and Capitalized Interest (Details) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
	Aug. 31, 2020	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Issuance Costs
Debt issuance costs, net of amortization			$ 1,800
Amortization of deferred loan costs			$ 990	$ 764	$ 538
Capitalized Interest
Capitalized interest				$ 6,800	$ 5,800
Capitalized interest, related to the Monarch Black Hawk expansion project		$ 16,500
Revolving Credit Facility
Debt Issuance Costs
Unamortized debt issuance cost	$ 476
Amortization of deferred loan costs	$ 95