STOCK-BASED COMPENSATION - Reported Stock-based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Stock-based compensation expense
Total stock-based compensation, before taxes	$ 897	$ 1,027	$ 2,751	$ 2,945
Tax benefit	(189)	(216)	(578)	(618)
Total stock-based compensation, net of tax	708	811	2,173	2,327
Casino
Stock-based compensation expense
Total stock-based compensation, before taxes	46	51	102	152
Food and beverage
Stock-based compensation expense
Total stock-based compensation, before taxes	45	52	114	150
Hotel
Stock-based compensation expense
Total stock-based compensation, before taxes	33	28	88	71
Selling, general and administrative
Stock-based compensation expense
Total stock-based compensation, before taxes	$ 773	$ 896	$ 2,447	$ 2,572

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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