FEDERAL HOME LOAN BANK ("FHLB") ADVANCES (Details 3) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
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	$ 1,104,086	$ 1,053,946
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	105,407	116,043
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	$ 12,504	$ 11,695