VARIABLE INTEREST ENTITIES - Schedule of the Fair Value of OBX Trusts Closed (Details) - OBX Trust - Consolidated VIEs - USD ($) $ in Thousands	Jun. 30, 2023	May 31, 2023	Apr. 30, 2023	Feb. 28, 2023	Jan. 31, 2023
Variable Interest Entity [Line Items]
Loans	$ 390,271		$ 407,525		$ 405,209
OBX 2023-J1
Variable Interest Entity [Line Items]
Loans				$ 305,755
OBX 2023-NQM2
Variable Interest Entity [Line Items]
Loans				$ 420,650
OBX 2023-NQM4
Variable Interest Entity [Line Items]
Loans		$ 394,291
OBX 2023-INV1
Variable Interest Entity [Line Items]
Loans		$ 314,839