FEDERAL HOME LOAN BANK ADVANCES - LOANS PLEDGED (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
First Lien, Single Family Residential Real Estate
Real estate loans pledged to collateralize advances and letters of credit with the FHLB
Real estate loans pledged to collateralize advances and letters of credit with FHLB	$ 1,230,138	$ 1,345,752
Home equity
Real estate loans pledged to collateralize advances and letters of credit with the FHLB
Real estate loans pledged to collateralize advances and letters of credit with FHLB	283,604	266,389
Multi-Family Commercial Real Estate
Real estate loans pledged to collateralize advances and letters of credit with the FHLB
Real estate loans pledged to collateralize advances and letters of credit with FHLB	107,661	$ 133,565
Commercial Real Estate
Real estate loans pledged to collateralize advances and letters of credit with the FHLB
Real estate loans pledged to collateralize advances and letters of credit with FHLB	$ 322,870