ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
ACCRUED EXPENSES.
Accrued salaries, wages and related benefits	$ 8,639	$ 9,838
Progressive slot machine and other gaming accruals	16,045	9,935
Accrued gaming taxes	2,788	2,607
Accrued interest	126	6
Other accrued liabilities	3,513	3,020
Accrued expenses	$ 31,111	$ 25,406