INCOME TAXES - Components of Net Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred income tax assets:
Accrued expenses	$ 293	$ 333
Deferred revenues	563	447
Capitalization of costs	1,218	1,280
Pension adjustment	1,921	1,940
Stock grant expense	1,048	1,364
State deferred taxes	355	555
Book deferred gains	2,127	2,127
Joint venture allocations	552	566
Provision for additional capitalized costs	699	699
Interest rate swap	1,444	335
Other	81	136
Total deferred income tax assets	10,301	9,782
Deferred income tax liabilities:
Deferred gains	1,753	1,753
Depreciation	4,766	4,492
Cost of sales allocations	872	872
Joint venture allocations	7,272	6,900
Capitalized stock compensation	1,202	1,058
Straight line rent	296	348
Prepaid expenses	369	318
State deferred taxes	96	96
Interest rate swap	1,444	762
Other	500	363
Total deferred income tax liabilities	18,570	16,962
Net deferred income tax (liability)	(8,269)	(7,180)
Allowance for deferred tax assets	0	0
Net deferred taxes	$ (8,269)	$ (7,180)