Loans and Allowance for Losses (Details1) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2011
Loans And Allowance For Losses Details1
Impaired loans with an allowance for loan loss	$ 12,632		$ 19,925
Impaired loans without an allowance for loan loss			4,398
Total impaired loans	20,177	20,177	22,942
Allowance for loan losses related to impaired loans	2,895	3,064	2,186
Total non-accrual loans	19,514	22,942	24,323
Total loans past due 90 days or more and still accruing	$ 0	$ 0	$ 0