REAL ESTATE INVESTMENTS AND LEASE INTANGIBLES - Investment in Real Estate (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Real Estate [Abstract]
Land	$ 135,169	$ 135,169
Buildings and improvements, less accumulated depreciation of $45,734 and $35,225, respectively	259,429	267,826
Furniture, fixtures and equipment, less accumulated depreciation of $1,665 and $658, respectively	2,443	3,226
Acquired intangible lease assets, less accumulated amortization of $43,476 and $35,976, respectively	23,511	31,011
Investment in real estate assets, net	420,552	437,232
Buildings and improvements, accumulated depreciation	45,734	35,225
Furniture, fixtures and equipment, accumulated depreciation	1,665	658
Acquired intangible lease assets, accumulated amortization	$ 43,476	$ 35,976