Derivative Financial Instruments (Balance sheet category and fair values of derivative instruments (cash flow hedges)) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Other Liabilities | Interest Rate Swap 1
Derivatives, Fair Value [Line Items]
Notional Amount	$ 11,388	$ 11,719
Fair Value	(406)	(457)
Receive Rate	2.91%	2.917%
Weighted Average Pay Rate	5.14%	5.14%
Other Liabilities | Interest Rate Swap 2
Derivatives, Fair Value [Line Items]
Notional Amount		25,000
Fair Value		(146)
Receive Rate		0.244%
Weighted Average Pay Rate		2.58%
Other Liabilities | Interest Rate Swap 3
Derivatives, Fair Value [Line Items]
Notional Amount	20,000	20,000
Fair Value	(1,393)	(1,507)
Receive Rate	0.236%	0.239%
Weighted Average Pay Rate	3.22%	3.22%
Other Liabilities | Interest Rate Swap 4
Derivatives, Fair Value [Line Items]
Notional Amount	20,000	20,000
Fair Value	(1,668)	(1,587)
Receive Rate	0.24%	0.243%
Weighted Average Pay Rate	3.355%	3.355%
Other Assets | Interest Rate Swap 2
Derivatives, Fair Value [Line Items]
Notional Amount	25,000
Fair Value	62
Receive Rate	0.233%
Weighted Average Pay Rate	2.255%
Other Assets | Interest Rate Swap 5
Derivatives, Fair Value [Line Items]
Notional Amount	10,000
Fair Value	45
Receive Rate	0.235%
Weighted Average Pay Rate	1.674%
Other Assets | Interest Rate Swap 6
Derivatives, Fair Value [Line Items]
Notional Amount	10,000
Fair Value	$ 45
Receive Rate	0.233%
Weighted Average Pay Rate	1.658%