Loans Receivable (Details 5) (Commercial loans, USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended	12 Months Ended
	Jun. 30, 2012	Jun. 30, 2012	Dec. 31, 2011
Additional information regarding impaired loans
Recorded Investment In Impaired Loans Without a Related Allowance	$ 2,906	$ 2,906	$ 5,897
Recorded Investment In Impaired Loans With a Related Allowance	3,576	3,576	3,404
Recorded Investment In Total Impaired Loans	6,482	6,482	9,301
Unpaid Principal Balance	8,234	8,234	10,994
Related Valuation Allowance	1,318	1,318	1,391
Average Impaired Loans for the Period	8,541	9,014	10,300
SBA
Additional information regarding impaired loans
Recorded Investment In Impaired Loans With a Related Allowance	606	606	404
Recorded Investment In Total Impaired Loans	606	606	404
Unpaid Principal Balance	635	635	425
Related Valuation Allowance	235	235	308
Average Impaired Loans for the Period	622	709	652
Other
Additional information regarding impaired loans
Recorded Investment In Impaired Loans Without a Related Allowance	2,906	2,906	5,897
Recorded Investment In Impaired Loans With a Related Allowance	2,970	2,970	3,000
Recorded Investment In Total Impaired Loans	5,876	5,876	8,897
Unpaid Principal Balance	7,599	7,599	10,569
Related Valuation Allowance	1,083	1,083	1,083
Average Impaired Loans for the Period	$ 7,919	$ 8,305	$ 9,648