Fair Value Measurements (Carrying Values And Estimated Fair Values Of Financial Instruments Segregated By The Level Of The Valuation Inputs) (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Financial Assets:
Held to maturity securities, fair value	$ 11,818	$ 12,880
Accrued interest receivable	4,281	4,723
Derivative Asset, Noncurrent	701	787
Financial Liabilities:
Accrued interest payable	774	769
Derivative instrument	701	787
Other borrowings	75,839	79,380
Carrying Values [Member] | Level 2 Inputs [Member]
Financial Assets:
Cash and cash equivalents	156,688	140,936
Held to maturity securities, fair value	11,364	12,362
Accrued interest receivable	4,281	4,723
Investments included in other assets	7,949	7,949
Financial Liabilities:
Deposits	1,624,446	1,533,999
Accrued interest payable	774	769
Other liabilities	8,077	8,334
Other borrowings	75,839	79,380
Subordinated debentures	46,393	46,393
Carrying Values [Member] | Level 3 Inputs [Member]
Financial Assets:
Total loans, net of allowance	1,423,211	1,371,539
Fair Values [Member] | Level 2 Inputs [Member]
Financial Assets:
Cash and cash equivalents	156,688	140,936
Held to maturity securities, fair value	11,818	12,880
Accrued interest receivable	4,281	4,723
Investments included in other assets	7,949	7,949
Financial Liabilities:
Deposits	1,534,880	1,450,540
Accrued interest payable	774	769
Other liabilities	8,077	8,334
Other borrowings	77,622	81,544
Subordinated debentures	46,393	46,393
Fair Values [Member] | Level 3 Inputs [Member]
Financial Assets:
Total loans, net of allowance	$ 1,353,264	$ 1,303,047