Derivative Financial Instruments (Details) - Interest Rate Swap [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Long-term Debt [Member] | Cash Flow Hedging [Member]
Derivative [Line Items]
Derivative, notional amount	$ 110,000	$ 110,000
Fair Value Hedge Assets	0	0
Fair Value Hedge Liabilities	5,071	2,911
Gain (Loss) on Fair Value Hedge Ineffectiveness, Net	0	$ 0
Commercial Loan [Member] | Fair Value Hedging [Member]
Derivative [Line Items]
Derivative, notional amount	21,250
Fair Value Hedge Assets	94
Fair Value Hedge Liabilities	95
Gain (Loss) on Fair Value Hedge Ineffectiveness, Net	$ 0