CAPITALIZATION - Stock Issuance (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Issuance of common stock (in shares)	3,735,293	4,791,861	2,070,385
Issuance of common stock	$ 64,684	$ 74,158	$ 29,870
Class A
Class of Stock [Line Items]
Issuance of common stock (in shares)	444,849	451,178	107,121
Issuance of common stock	$ 7,752	$ 7,090	$ 1,575
Class D
Class of Stock [Line Items]
Issuance of common stock (in shares)	1,141,471	2,129,740	693
Issuance of common stock	$ 19,715	$ 32,781	$ 10
Class I
Class of Stock [Line Items]
Issuance of common stock (in shares)	1,596,892	1,867,534	1,891,177
Issuance of common stock	$ 27,507	$ 28,811	$ 27,201
Class M-I
Class of Stock [Line Items]
Issuance of common stock (in shares)	132,356	151,387	0
Issuance of common stock	$ 2,280	$ 2,409	$ 0
Class N
Class of Stock [Line Items]
Issuance of common stock (in shares)	(108)	(152)	0
Issuance of common stock	$ 0	$ 0	$ 0
Class T
Class of Stock [Line Items]
Issuance of common stock (in shares)	41,943	87,285	71,394
Issuance of common stock	$ 752	$ 1,372	$ 1,084
Class T2
Class of Stock [Line Items]
Issuance of common stock (in shares)	377,890	104,889	0
Issuance of common stock	$ 6,678	$ 1,695	$ 0
Class S
Class of Stock [Line Items]
Issuance of common stock (in shares)	0