Loans Receivable and Loans Held for Sale (Details 2) - Loans receivable - USD ($) $ in Thousands	Mar. 31, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	$ 1,289	$ 1,010
Loans Past Due 90 Days or More and Still Accruing
Home equity, home improvement and second mortgages
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	$ 122	$ 255
Loans Past Due 90 Days or More and Still Accruing
Vehicle
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	$ 35	$ 1
Loans Past Due 90 Days or More and Still Accruing
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	$ 9
Loans Past Due 90 Days or More and Still Accruing
Residential | Real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	$ 890	$ 687
Loans Past Due 90 Days or More and Still Accruing
Residential | Construction real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual
Loans Past Due 90 Days or More and Still Accruing
Commercial | Real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual
Loans Past Due 90 Days or More and Still Accruing
Commercial | Construction real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual
Loans Past Due 90 Days or More and Still Accruing
Commercial | Operating and term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	$ 65	$ 67
Loans Past Due 90 Days or More and Still Accruing
Agricultural | Real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	$ 168
Loans Past Due 90 Days or More and Still Accruing
Agricultural | Operating and term
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual
Loans Past Due 90 Days or More and Still Accruing