Loans Receivable (Details 5) (Commercial loans, USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Additional information regarding impaired loans
Recorded Investment In Impaired Loans Without a Related Allowance	$ 2,159	$ 5,897
Recorded Investment In Impaired Loans With a Related Allowance	3,555	3,404
Recorded Investment In Total Impaired Loans	5,714	9,301
Unpaid Principal Balance	7,647	10,994
Related Valuation Allowance	1,408	1,391
Average Impaired Loans for the Period	7,644	10,300
SBA
Additional information regarding impaired loans
Recorded Investment In Impaired Loans With a Related Allowance	585	404
Recorded Investment In Total Impaired Loans	585	404
Unpaid Principal Balance	620	425
Related Valuation Allowance	325	308
Average Impaired Loans for the Period	660	652
Other
Additional information regarding impaired loans
Recorded Investment In Impaired Loans Without a Related Allowance	2,159	5,897
Recorded Investment In Impaired Loans With a Related Allowance	2,970	3,000
Recorded Investment In Total Impaired Loans	5,129	8,897
Unpaid Principal Balance	7,027	10,569
Related Valuation Allowance	1,083	1,083
Average Impaired Loans for the Period	$ 6,984	$ 9,648