CAPITALIZATION - Stock Award Activity (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Mar. 29, 2019	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Common Class D
Class D Shares*
Outstanding, beginning of period (in shares)		7,018
Outstanding, end of period (in shares)			7,018
Common Class I
Weighted Average Grant Date Fair Value
Granted (in usd per share)	$ 14.34
Restricted Stock
Class D Shares*
Granted (in shares)	20,000
Weighted Average Grant Date Fair Value
Amount included in general and administrative expenses		$ 55	$ 102	$ 102
Restricted Stock | Common Class D
Class D Shares*
Outstanding, beginning of period (in shares)		7,018	12,106
Granted (in shares)		2,443	2,025
Vested (in shares)		(7,592)	(7,113)
Forfeited (in shares)		0	0
Outstanding, end of period (in shares)		1,869	7,018	12,106
Weighted Average Grant Date Fair Value
Outstanding, beginning balance (in usd per share)		$ 14.48	$ 14.32
Granted (in usd per share)		17.41	14.82
Vested (in usd per share)		14.70	14.31
Forfeited (in usd per share)		0	0	$ 0
Outstanding, ending balance (in usd per share)		$ 17.40	$ 14.48	$ 14.32
Restricted Stock | Common Class I
Class D Shares*
Outstanding, beginning of period (in shares)			12,106	17,094
Granted (in shares)				2,106
Vested (in shares)				(7,094)
Forfeited (in shares)				0
Outstanding, end of period (in shares)				12,106
Weighted Average Grant Date Fair Value
Outstanding, beginning balance (in usd per share)			$ 14.32	$ 14.34
Granted (in usd per share)				14.24
Vested (in usd per share)				14.33
Outstanding, ending balance (in usd per share)				$ 14.32