FHLB Advances - Schedule Of Federal Home Loan Advances Pledged By Assets (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Collateralized advances	$ 26,590	$ 24,077
Single-family mortgage loans [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Collateralized advances	12,216	9,917
Multi-family residential [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Collateralized advances	4,903	4,968
Commercial Real Estate [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Collateralized advances	1,330	1,185
Securities [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Collateralized advances	4,841	4,707
Cash [Member]
Federal Home Loan Bank, Advances, Branch of FHLB Bank [Line Items]
Collateralized advances	$ 3,300	$ 3,300