Fair Value Measurements (Carrying Values And Estimated Fair Values Of Financial Instruments Segregated By The Level Of The Valuation Inputs) (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Financial Assets:
Held to maturity securities, fair value	$ 12,660	$ 12,282
Accrued interest receivable	5,730	5,767
Derivative Assets	5,163	1,793
Financial Liabilities:
Accrued interest payable	931	867
Derivative instrument	5,163	1,793
Other borrowings	153,568	110,927
Carrying Values [Member] | Level 2 Inputs [Member]
Financial Assets:
Cash and cash equivalents	68,088	78,129
Held to maturity securities, fair value	12,161	11,797
Accrued interest receivable	5,730	5,767
Investments included in other assets	14,398	10,383
Financial Liabilities:
Deposits	1,902,865	1,884,105
Accrued interest payable	931	867
Other liabilities	9,823	10,314
Other borrowings	153,568	110,927
Subordinated debentures	46,393	51,548
Carrying Values [Member] | Level 3 Inputs [Member]
Financial Assets:
Total loans, net of allowance	1,794,501	1,753,323
Fair Values [Member]
Financial Liabilities:
Loan commitments	466,205	446,412
Letters of credit	7,112	6,563
Fair Values [Member] | Level 2 Inputs [Member]
Financial Assets:
Cash and cash equivalents	68,088	78,129
Held to maturity securities, fair value	12,660	12,282
Accrued interest receivable	5,730	5,767
Investments included in other assets	14,398	10,383
Financial Liabilities:
Deposits	1,839,860	1,780,954
Accrued interest payable	931	867
Other liabilities	9,823	10,314
Other borrowings	154,476	112,149
Subordinated debentures	46,393	51,548
Fair Values [Member] | Level 3 Inputs [Member]
Financial Assets:
Total loans, net of allowance	$ 1,780,222	$ 1,728,114