INCOME TAXES - Components of Net Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred income tax assets:
Accrued expenses	$ 333	$ 429
Deferred revenues	447	544
Capitalization of costs	1,280	1,390
Pension adjustment	1,940	2,342
Stock grant expense	1,364	2,046
State deferred taxes	555	194
Book deferred gains	2,127	2,297
Joint venture allocations	566	593
Provision for additional capitalized costs	699	699
Interest rate swap	335	921
Other	136	77
Total deferred income tax assets	9,782	11,532
Deferred income tax liabilities:
Deferred gains	1,753	1,321
Depreciation	4,492	3,722
Cost of sales allocations	872	872
Joint venture allocations	6,900	6,367
Capitalized stock compensation	1,058	958
Straight line rent	348	412
Prepaid expenses	318	399
State deferred taxes	96	190
Interest rate swap	762	0
Other	363	189
Total deferred income tax liabilities	16,962	14,430
Net deferred income tax (liability)	(7,180)	(2,898)
Allowance for deferred tax assets	0	0
Net deferred taxes	$ (7,180)	$ (2,898)