FAIR VALUE DISCLOSURES - Face Values, Carrying Amounts and Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Financial assets:
Loans receivable	$ 391,490	$ 372,873
Loans receivable	397,123
Preferred equity investments	57,141	57,681
Preferred equity investments	59,201
Senior Notes
Financial liabilities:
Financial liabilities, face value	1,750,000	1,750,000
Financial liabilities, carrying amount and fair value	1,577,367
Secured Indebtedness
Financial liabilities:
Financial liabilities, face value	47,134	48,143
Financial liabilities, carrying amount and fair value	35,080
Carrying Amount
Financial assets:
Loans receivable	381,686	362,775
Preferred equity investments	57,329	57,849
Carrying Amount | Senior Notes
Financial liabilities:
Financial liabilities, carrying amount and fair value	1,735,653	1,735,253
Carrying Amount | Secured Indebtedness
Financial liabilities:
Financial liabilities, carrying amount and fair value	46,315	47,301
Fair Value
Financial assets:
Loans receivable	397,123	383,141
Preferred equity investments	59,201	59,526
Fair Value | Senior Notes
Financial liabilities:
Financial liabilities, carrying amount and fair value	1,577,367	1,567,428
Fair Value | Secured Indebtedness
Financial liabilities:
Financial liabilities, carrying amount and fair value	$ 35,080	$ 36,279