Loans Receivable (Details 7) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	$ 15,517	$ 13,378
Commercial [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	38	54
Commercial Real Estate [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	11,338	10,237
Consumer - Home Equity [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	359	402
Consumer - Dealer Auto and RV Loans [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	108	132
Consumer - Other [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	96	93
Residential [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	$ 3,578	$ 2,460