SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Income Taxes (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) subsidiary	Dec. 31, 2021 subsidiary	Dec. 31, 2020 subsidiary
Income Taxes
REIT Eligibility, Distributable , Minimum Percentage of Taxable Income, Excluding Net Capital Gains	90.00%
Number of taxable REIT subsidiaries | subsidiary	2	2	2
Reserves for uncertain income tax positions | $	$ 0