Fair Value Measurements (Carrying Values And Estimated Fair Values Of Financial Instruments Segregated By The Level Of The Valuation Inputs) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Financial Assets:
Held to maturity securities, fair value	$ 11,286	$ 12,115
Accrued interest receivable	4,636	5,335
Derivative Asset, Noncurrent	121
Financial Liabilities:
Accrued interest payable	772	832
Other borrowings	90,760	80,632
Carrying Values [Member]
Financial Liabilities:
Derivative instrument	2,018	1,967
Carrying Values [Member] | Level 2 Inputs [Member]
Financial Assets:
Cash and cash equivalents	115,154	279,839
Held to maturity securities, fair value	10,682	11,720
Accrued interest receivable	4,636	5,335
Derivative Asset, Noncurrent	121
Investments included in other assets	7,255	8,140
Financial Liabilities:
Deposits	1,463,855	1,584,086
Accrued interest payable	772	832
Other liabilities	10,009	8,248
Other borrowings	90,760	80,632
Subordinated debentures	46,393	46,393
Carrying Values [Member] | Level 3 Inputs [Member]
Financial Assets:
Total loans, net of allowance	1,351,700	1,234,240
Fair Values [Member]
Financial Liabilities:
Derivative instrument	2,018	1,967
Fair Values [Member] | Level 2 Inputs [Member]
Financial Assets:
Cash and cash equivalents	115,154	279,839
Held to maturity securities, fair value	11,286	12,115
Accrued interest receivable	4,636	5,335
Derivative Asset, Noncurrent	121
Investments included in other assets	7,255	8,140
Financial Liabilities:
Deposits	1,380,169	1,486,939
Accrued interest payable	772	832
Other liabilities	10,009	8,248
Other borrowings	93,319	83,593
Subordinated debentures	46,393	46,393
Fair Values [Member] | Level 3 Inputs [Member]
Financial Assets:
Total loans, net of allowance	$ 1,263,456	$ 1,190,869