NET INCOME (LOSS) PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Basic and diluted net loss per share:
Net (loss) income	$ (14,923)	$ 4,455	$ (1,826)
Class A
Basic and diluted net loss per share:
Allocation of net loss before performance fee	(2,934)	2,335	(445)
Allocation of performance fees	0	(1,316)	0
Net (loss) income	$ (2,934)	$ 1,019	$ (445)
Denominator - weighted average number of common shares outstanding basic (in shares)	4,280,032	3,791,022	3,682,047
Denominator - weighted average number of common shares outstanding diluted (in shares)	4,280,032	3,791,022	3,682,047
Basic net income (loss) per share (in usd per share)	$ (0.69)	$ 0.27	$ (0.12)
Diluted net income (loss) per share (in usd per share)	$ (0.69)	$ 0.27	$ (0.12)
Class I
Basic and diluted net loss per share:
Allocation of net loss before performance fee	$ (8,956)	$ 6,924	$ (1,242)
Allocation of performance fees	0	(4,010)	0
Net (loss) income	$ (8,956)	$ 2,914	$ (1,242)
Denominator - weighted average number of common shares outstanding basic (in shares)	13,068,182	11,238,373	10,297,156
Denominator - weighted average number of common shares outstanding diluted (in shares)	13,068,182	11,238,373	10,297,156
Basic net income (loss) per share (in usd per share)	$ (0.69)	$ 0.26	$ (0.12)
Diluted net income (loss) per share (in usd per share)	$ (0.69)	$ 0.26	$ (0.12)
Class T
Basic and diluted net loss per share:
Allocation of net loss before performance fee	$ (365)	$ 591	$ (118)
Allocation of performance fees	0	(339)	0
Net (loss) income	$ (365)	$ 252	$ (118)
Denominator - weighted average number of common shares outstanding basic (in shares)	532,372	959,664	978,268
Denominator - weighted average number of common shares outstanding diluted (in shares)	532,372	959,664	978,268
Basic net income (loss) per share (in usd per share)	$ (0.69)	$ 0.26	$ (0.12)
Diluted net income (loss) per share (in usd per share)	$ (0.69)	$ 0.26	$ (0.12)
Class D
Basic and diluted net loss per share:
Allocation of net loss before performance fee	$ (1,930)	$ 573	$ (20)
Allocation of performance fees	0	(331)	0
Net (loss) income	$ (1,930)	$ 242	$ (20)
Denominator - weighted average number of common shares outstanding basic (in shares)	2,816,313	929,637	167,991
Denominator - weighted average number of common shares outstanding diluted (in shares)	2,816,313	929,637	167,991
Basic net income (loss) per share (in usd per share)	$ (0.69)	$ 0.25	$ (0.12)
Diluted net income (loss) per share (in usd per share)	$ (0.69)	$ 0.25	$ (0.12)
Class N
Basic and diluted net loss per share:
Allocation of net loss before performance fee	$ (346)	$ 46	$ (1)
Allocation of performance fees	0	(26)	0
Net (loss) income	$ (346)	$ 20	$ (1)
Denominator - weighted average number of common shares outstanding basic (in shares)	504,352	74,848	13,484
Denominator - weighted average number of common shares outstanding diluted (in shares)	504,352	74,848	13,484
Basic net income (loss) per share (in usd per share)	$ (0.69)	$ 0.27	$ (0.12)
Diluted net income (loss) per share (in usd per share)	$ (0.69)	$ 0.27	(0.12)
Class M-I
Basic and diluted net loss per share:
Allocation of net loss before performance fee	$ (156)	$ 23
Allocation of performance fees	0	(19)
Net (loss) income	$ (156)	$ 4
Denominator - weighted average number of common shares outstanding basic (in shares)	227,586	37,050
Denominator - weighted average number of common shares outstanding diluted (in shares)	227,586	37,050
Basic net income (loss) per share (in usd per share)	$ (0.69)	$ 0.11	0
Diluted net income (loss) per share (in usd per share)	$ (0.69)	$ 0.11	0
Class T2
Basic and diluted net loss per share:
Allocation of net loss before performance fee	$ (185)	$ 19
Allocation of performance fees	0	(16)
Net (loss) income	$ (185)	$ 3
Denominator - weighted average number of common shares outstanding basic (in shares)	269,524	30,536
Denominator - weighted average number of common shares outstanding diluted (in shares)	269,524	30,536
Basic net income (loss) per share (in usd per share)	$ (0.69)	$ 0.09	0
Diluted net income (loss) per share (in usd per share)	$ (0.69)	$ 0.09	0
Class Z
Basic and diluted net loss per share:
Allocation of net loss before performance fee	$ (51)	$ 1
Allocation of performance fees	0	0
Net (loss) income	$ (51)	$ 1
Denominator - weighted average number of common shares outstanding basic (in shares)	75,000	822
Denominator - weighted average number of common shares outstanding diluted (in shares)	75,000	822
Basic net income (loss) per share (in usd per share)	$ (0.69)	$ 0.62	0
Diluted net income (loss) per share (in usd per share)	$ (0.69)	$ 0.62	$ 0