Loans Receivable (Details 7) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	$ 16,550	$ 13,378
Commercial [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	37	54
Commercial Real Estate [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	11,714	10,237
Consumer - Home Equity [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	413	402
Consumer - Dealer Auto and RV [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	100	132
Consumer - Other [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	118	93
Residential [Member]
Schedule of loans receivable on nonaccrual status
Loans receivable on nonaccrual status	$ 4,168	$ 2,460