Allowance for Loan Losses (Details 1) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Non-accrual loans
Non-accrual Loans	$ 23,653	$ 24,918
Construction [Member]
Non-accrual loans
Non-accrual Loans	17	19
Land, Farmland, Ag Loans [Member]
Non-accrual loans
Non-accrual Loans	1,005	367
Residential [Member]
Non-accrual loans
Non-accrual Loans	20,482	22,277
Commercial [Member]
Non-accrual loans
Non-accrual Loans	1,648	1,879
Consumer [Member]
Non-accrual loans
Non-accrual Loans	357	113
Commercial and Industrial [Member]
Non-accrual loans
Non-accrual Loans	144	212
Multi-Family [Member]
Non-accrual loans
Non-accrual Loans	$ 0	$ 51