BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Revenues (Details) - USD ($)	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Lessor, Lease, Description [Line Items]
Fixed lease income - operating leases	$ 60,743,000	$ 62,197,000
Variable lease income - operating leases	3,387,000	3,831,000
Total revenue	65,069,000	67,093,000
Gain (loss) on sale of real estate and other investments		0
Other property revenue
Lessor, Lease, Description [Line Items]
Other property revenue	$ 939,000	$ 1,065,000