PROPERTY AND EQUIPMENT - Fixed Assets Roll forward (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Total Property and Equipment
Cost	$ 119,607	$ 119,567
Accumulated Depreciation	21,596	20,503
Carrying Value	98,011	99,064
Land
Total Property and Equipment
Cost	21,120	21,120
Accumulated Depreciation	0	0
Carrying Value	21,120	21,120
Site improvements
Total Property and Equipment
Cost	91,308	91,308
Accumulated Depreciation	15,328	14,295
Carrying Value	75,980	77,013
Buildings
Total Property and Equipment
Cost	580	580
Accumulated Depreciation	54	50
Carrying Value	526	530
Leasehold improvements
Total Property and Equipment
Cost	159	156
Accumulated Depreciation	111	109
Carrying Value	48	47
Furniture and equipment
Total Property and Equipment
Cost	1,127	1,121
Accumulated Depreciation	1,019	1,010
Carrying Value	108	111
Computer hardware
Total Property and Equipment
Cost	5,313	5,282
Accumulated Depreciation	5,084	5,039
Carrying Value	$ 229	$ 243