FAIR VALUE MEASUREMENTS - Schedule of Items Measured at Fair Value on a Recurring Basis (Details) - Recurring - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Liabilities:
Total liabilities	$ 1,146
Cash flow hedges
Liabilities:
Total liabilities	1,146
Level 1
Liabilities:
Total liabilities	0
Level 1 | Cash flow hedges
Liabilities:
Total liabilities	0
Level 2
Liabilities:
Total liabilities	1,146
Level 2 | Cash flow hedges
Liabilities:
Total liabilities	1,146
Level 3
Liabilities:
Total liabilities	0
Level 3 | Cash flow hedges
Liabilities:
Total liabilities	0
Mortgage Secured and Mezzanine Loans Receivable
Assets:
Assets, Fair Value Disclosure	854,320	$ 837,008
Mortgage Secured and Mezzanine Loans Receivable | Level 1
Assets:
Assets, Fair Value Disclosure	0	0
Mortgage Secured and Mezzanine Loans Receivable | Level 2
Assets:
Assets, Fair Value Disclosure	546	0
Mortgage Secured and Mezzanine Loans Receivable | Level 3
Assets:
Assets, Fair Value Disclosure	853,774	837,008
Mortgage secured loans receivable
Assets:
Assets, Fair Value Disclosure	668,761	660,392
Mortgage secured loans receivable | Level 1
Assets:
Assets, Fair Value Disclosure	0	0
Mortgage secured loans receivable | Level 2
Assets:
Assets, Fair Value Disclosure	0	0
Mortgage secured loans receivable | Level 3
Assets:
Assets, Fair Value Disclosure	668,761	660,392
Mezzanine loans receivable
Assets:
Assets, Fair Value Disclosure	87,683	80,612
Mezzanine loans receivable | Level 1
Assets:
Assets, Fair Value Disclosure	0	0
Mezzanine loans receivable | Level 2
Assets:
Assets, Fair Value Disclosure	0	0
Mezzanine loans receivable | Level 3
Assets:
Assets, Fair Value Disclosure	87,683	80,612
Financing receivable
Assets:
Assets, Fair Value Disclosure	97,330	96,004
Financing receivable | Level 1
Assets:
Assets, Fair Value Disclosure	0	0
Financing receivable | Level 2
Assets:
Assets, Fair Value Disclosure	0	0
Financing receivable | Level 3
Assets:
Assets, Fair Value Disclosure	97,330	$ 96,004
Interest rate derivatives
Assets:
Assets, Fair Value Disclosure	546
Interest rate derivatives | Level 1
Assets:
Assets, Fair Value Disclosure	0
Interest rate derivatives | Level 2
Assets:
Assets, Fair Value Disclosure	546
Interest rate derivatives | Level 3
Assets:
Assets, Fair Value Disclosure	$ 0