Loans Receivable and Allowance for Loan Losses (Details 7) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Loans on Non Accrual Status
Loans on non accrual status	$ 8,535	$ 7,340
Commercial Real Estate [Member]
Loans on Non Accrual Status
Loans on non accrual status	3,608	4,103
Consumer Loan [Member]
Loans on Non Accrual Status
Loans on non accrual status	9	17
Commercial and Industrial [Member]
Loans on Non Accrual Status
Loans on non accrual status	2,737	1,575
Agricultural [Member]
Loans on Non Accrual Status
Loans on non accrual status	124	152
Commercial construction and development [Member]
Loans on Non Accrual Status
Loans on non accrual status	16	17
Residential Prime [Member]
Loans on Non Accrual Status
Loans on non accrual status	1,317	1,059
Residential HELOC [Member]
Loans on Non Accrual Status
Loans on non accrual status	242	387
Residential construction and development [Member]
Loans on Non Accrual Status
Loans on non accrual status	$ 482	$ 30