Borrowed Funds (Borrowed funds obligations) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Schedule of Debt [Line Items]
Borrowed funds	$ 290,438	$ 279,326
Borrowed funds, Rate	1.31%	1.35%
Securities Sold under Agreements to Repurchase [Member]
Schedule of Debt [Line Items]
Borrowed funds	89,535	106,025
Borrowed funds, Rate	0.13%	0.13%
Federal Funds Purchased [Member]
Schedule of Debt [Line Items]
Borrowed funds	17,700	0
Borrowed funds, Rate	0.56%	0.00%
Federal Home Loan Bank Advances [Member]
Schedule of Debt [Line Items]
Borrowed funds	182,000	162,000
Borrowed funds, Rate	1.94%	2.02%
Securities Sold under Agreements to Repurchase [Member]
Schedule of Debt [Line Items]
Borrowed funds	$ 1,203	$ 11,301
Borrowed funds, Rate	4.24%	3.30%