Derivative Financial Instruments (Details) (USD $)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Cash Flow Hedge [Member]
Derivative [Line Items]
Ineffective portion recognized in earnings	$ 0	$ 0	$ 0	$ 0
Fair values of effective portion of hedges reflected in Other Comprehensive Income			(524,000)		(726,000)
Fair Value Hedge [Member]
Derivative [Line Items]
Average receive rate	1.54%		1.54%
Average pay rate	3.26%		3.26%
Weighted average maturity			17 years 9 months 18 days
Designated as Hedging Instrument [Member] | Cash Flow Hedge [Member]
Derivative [Line Items]
Interest rate swaps, notional amount	10,000,000		10,000,000		10,000,000
Designated as Hedging Instrument [Member] | Fair Value Hedge [Member]
Derivative [Line Items]
Interest rate swaps, notional amount	9,360,000		9,360,000
Not Designated as Hedging Instrument [Member]
Derivative [Line Items]
Interest rate swaps, notional amount	40,200,000		40,200,000
Average receive rate	1.84%		1.84%
Average pay rate	3.63%		3.63%
Weighted average maturity			12 years 3 months 18 days
Interest rate derivative assets, fair value	$ 381,000		$ 381,000		$ 803,000