FAIR VALUE MEASUREMENTS - Financial Assets Measured at Fair Value on a Recurring Basis (Details) - Recurring - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Assets:
Total assets	$ 150,767	$ 304,075
Market
Assets:
Cash and cash equivalents	36,486	49,872
Restricted cash	113,156	251,983
Income
Assets:
Derivative assets	1,125	2,220
Level 1
Assets:
Total assets	149,642	301,855
Level 1 | Market
Assets:
Cash and cash equivalents	36,486	49,872
Restricted cash	113,156	251,983
Level 1 | Income
Assets:
Derivative assets	0	0
Level 2
Assets:
Total assets	1,125	2,220
Level 2 | Market
Assets:
Cash and cash equivalents	0	0
Restricted cash	0	0
Level 2 | Income
Assets:
Derivative assets	1,125	2,220
Level 3
Assets:
Total assets	0	0
Level 3 | Market
Assets:
Cash and cash equivalents	0	0
Restricted cash	0	0
Level 3 | Income
Assets:
Derivative assets	$ 0	$ 0