Derivatives and Financial Instruments (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Derivative [Line Items]
Number of interest rate swaps	2
Not designated as hedges [Member]
Derivative [Line Items]
Gain (loss) recognized in income	$ 3,000	$ (70,000)
Not designated as hedges [Member] | Mortgage loan rate lock commitments [Member]
Derivative [Line Items]
Gain (loss) recognized in income	2,000	8,000
Not designated as hedges [Member] | Mortgage loan forward sales and MBS [Member]
Derivative [Line Items]
Gain (loss) recognized in income	1,000	(78,000)
Federal Home Loan Bank Advances [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Notional amount	40,000,000
Federal Home Loan Bank Advances [Member] | Interest Rate Swap 1 [Member]
Derivative [Line Items]
Notional amount	20,000,000
Federal Home Loan Bank Advances [Member] | Interest Rate Swap 2 [Member]
Derivative [Line Items]
Notional amount	20,000,000
Federal Home Loan Bank Advances [Member] | Designated as hedging instrument [Member] | Interest Rate Swap [Member]
Derivative [Line Items]
Gain (loss) recognized in income	$ 0	$ 0