Derivative Financial Instruments (Fair Value of Derivatives by Balance Sheet Location) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Other assets [Member]
Derivatives, Fair Value [Line Items]
Total derivative assets	$ 4,419	$ 3,135
Other liabilities [Member]
Derivatives, Fair Value [Line Items]
Total derivative liabilities	5,913	4,298
Interest Rate Swap [Member] | Other assets [Member]
Derivatives, Fair Value [Line Items]
Derivative asset designated as a cash flow hedge	0	0
Interest Rate Swap [Member] | Other liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liability designated as a cash flow hedge	626	1,012
Forward Loan Commitments Interest Rate Commitments [Member] | Other assets [Member]
Derivatives, Fair Value [Line Items]
Derivative asset not designated	1,493	392
Forward Loan Commitments Interest Rate Commitments [Member] | Other liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liability not designated	0	0
Forward Contracts [Member] | Other assets [Member]
Derivatives, Fair Value [Line Items]
Derivative asset not designated	5	10
Forward Contracts [Member] | Other liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liability not designated	2,315	583
Interest Rate Swap with customers [Member] | Other assets [Member]
Derivatives, Fair Value [Line Items]
Derivative asset not designated	2,776	2,403
Interest Rate Swap with customers [Member] | Other liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liability not designated	133	297
Mirror swaps with counterparties [Member] | Other assets [Member]
Derivatives, Fair Value [Line Items]
Derivative asset not designated	145	330
Mirror swaps with counterparties [Member] | Other liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivative liability not designated	$ 2,839	$ 2,406