FAIR VALUE MEASUREMENT - Schedule of Disclosures Concerning Financial Instruments Measured at Fair Value (Details) - Recurring basis - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Assets:
Purchase option related to real estate loans (Onera Purchase Option)	$ 931
Level 1
Assets:
Purchase option related to real estate loans (Onera Purchase Option)	0
Level 2
Assets:
Purchase option related to real estate loans (Onera Purchase Option)	0
Level 3
Assets:
Purchase option related to real estate loans (Onera Purchase Option)	931
Interest rate swaps
Assets:
Interest rate swaps	23,426	$ 16,841
Interest rate swaps | Level 1
Assets:
Interest rate swaps	0	0
Interest rate swaps | Level 2
Assets:
Interest rate swaps	23,426	16,841
Interest rate swaps | Level 3
Assets:
Interest rate swaps	$ 0	$ 0