Loans (Schedule of Loans Individually Evaluated for Impairment) (Details) - USD ($) $ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Financing Receivable, Impaired [Line Items]
Recorded Investment	$ 41,385	$ 47,601	$ 42,502
Unpaid Principal Balance	41,400	47,616	42,513
Related Allowance	524	831	776
Average Impaired Balance	41,274	48,839	44,060
Interest Income Recognized while impaired	1,387	3,569	1,524
Commercial [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	798	343	242
Without a related allowance, Unpaid Principal Balance	798	343	242
Without a related allowance, Average Impaired Balance	199	362	319
Without a related allowance, Interest Income Recognized while impaired	9	42	17
With a related allowance, Recorded Investment	19	0	0
With a related allowance, Unpaid Principal Balance	19	0	0
With a related allowance, Related Allowance	19	0	0
With a related allowance, Average Impaired Balance	0	0	0
With a related allowance, Interest Income Recognized while impaired	0	0	0
Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	5,305	10,101	5,401
Without a related allowance, Unpaid Principal Balance	5,305	10,100	5,402
Without a related allowance, Average Impaired Balance	5,375	8,156	5,438
Without a related allowance, Interest Income Recognized while impaired	208	598	191
With a related allowance, Recorded Investment	2,882	4,569	2,997
With a related allowance, Unpaid Principal Balance	2,882	4,569	2,997
With a related allowance, Related Allowance	13	232	45
With a related allowance, Average Impaired Balance	2,906	4,577	3,003
With a related allowance, Interest Income Recognized while impaired	112	378	135
Non-Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	10,469	6,938	10,740
Without a related allowance, Unpaid Principal Balance	10,470	6,940	10,741
Without a related allowance, Average Impaired Balance	10,912	6,333	9,982
Without a related allowance, Interest Income Recognized while impaired	297	566	310
With a related allowance, Recorded Investment	1,859	806	2,709
With a related allowance, Unpaid Principal Balance	1,859	807	2,709
With a related allowance, Related Allowance	144	64	386
With a related allowance, Average Impaired Balance	1,850	799	2,728
With a related allowance, Interest Income Recognized while impaired	72	55	72
Land and Land Improvements [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	7,364	11,139	7,635
Without a related allowance, Unpaid Principal Balance	7,365	11,139	7,635
Without a related allowance, Average Impaired Balance	7,408	11,916	9,497
Without a related allowance, Interest Income Recognized while impaired	162	672	263
With a related allowance, Recorded Investment	1,153	133	1,139
With a related allowance, Unpaid Principal Balance	1,153	133	1,139
With a related allowance, Related Allowance	141	133	85
With a related allowance, Average Impaired Balance	1,152	534	1,154
With a related allowance, Interest Income Recognized while impaired	0	63	0
Construction [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	0	0	0
Without a related allowance, Unpaid Principal Balance	0	0	0
Without a related allowance, Average Impaired Balance	0	0	0
Without a related allowance, Interest Income Recognized while impaired	0	0	0
With a related allowance, Recorded Investment	0	0	0
With a related allowance, Unpaid Principal Balance	0	0	0
With a related allowance, Related Allowance	0	0	0
With a related allowance, Average Impaired Balance	0	0	0
With a related allowance, Interest Income Recognized while impaired	0	0	0
Non-Jumbo [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	3,866	3,307	3,590
Without a related allowance, Unpaid Principal Balance	3,880	3,316	3,600
Without a related allowance, Average Impaired Balance	3,780	3,345	3,316
Without a related allowance, Interest Income Recognized while impaired	169	318	160
With a related allowance, Recorded Investment	2,331	2,948	2,530
With a related allowance, Unpaid Principal Balance	2,332	2,950	2,531
With a related allowance, Related Allowance	179	331	226
With a related allowance, Average Impaired Balance	2,335	2,959	2,552
With a related allowance, Interest Income Recognized while impaired	112	239	114
Jumbo [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	3,713	4,933	3,871
Without a related allowance, Unpaid Principal Balance	3,711	4,931	3,869
Without a related allowance, Average Impaired Balance	3,725	7,472	4,412
Without a related allowance, Interest Income Recognized while impaired	177	474	181
With a related allowance, Recorded Investment	864	1,600	871
With a related allowance, Unpaid Principal Balance	864	1,604	871
With a related allowance, Related Allowance	28	71	34
With a related allowance, Average Impaired Balance	866	1,600	878
With a related allowance, Interest Income Recognized while impaired	43	89	43
Home Equity [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	709	710	709
Without a related allowance, Unpaid Principal Balance	709	709	709
Without a related allowance, Average Impaired Balance	709	709	709
Without a related allowance, Interest Income Recognized while impaired	21	61	32
With a related allowance, Recorded Investment	0	0	0
With a related allowance, Unpaid Principal Balance	0	0	0
With a related allowance, Related Allowance	0	0	0
With a related allowance, Average Impaired Balance	0	0	0
With a related allowance, Interest Income Recognized while impaired	0	0	0
Mortgage Warehouse Lines [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	0
Without a related allowance, Unpaid Principal Balance	0
Without a related allowance, Average Impaired Balance	0
Without a related allowance, Interest Income Recognized while impaired	0
With a related allowance, Recorded Investment	0
With a related allowance, Unpaid Principal Balance	0
With a related allowance, Related Allowance	0
With a related allowance, Average Impaired Balance	0
With a related allowance, Interest Income Recognized while impaired	0
Consumer Portfolio Segment [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	53	74	68
Without a related allowance, Unpaid Principal Balance	53	75	68
Without a related allowance, Average Impaired Balance	57	77	72
Without a related allowance, Interest Income Recognized while impaired	5	14	6
With a related allowance, Recorded Investment	0	0	0
With a related allowance, Unpaid Principal Balance	0	0	0
With a related allowance, Related Allowance	0	0	0
With a related allowance, Average Impaired Balance	0	0	0
With a related allowance, Interest Income Recognized while impaired	0	0	0
Total Without a Related Allowance
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	32,277	37,545	32,256
Without a related allowance, Unpaid Principal Balance	32,291	37,553	32,266
Without a related allowance, Average Impaired Balance	32,165	38,370	33,745
Without a related allowance, Interest Income Recognized while impaired	1,048	2,745	1,160
Total With a Related Allowance
Financing Receivable, Impaired [Line Items]
With a related allowance, Recorded Investment	9,108	10,056	10,246
With a related allowance, Unpaid Principal Balance	9,109	10,063	10,247
With a related allowance, Related Allowance	524	831	776
With a related allowance, Average Impaired Balance	9,109	10,469	10,315
With a related allowance, Interest Income Recognized while impaired	339	824	364
Total Commercial
Financing Receivable, Impaired [Line Items]
Recorded Investment	29,849	34,029	30,863
Unpaid Principal Balance	29,851	34,031	30,865
Related Allowance	317	429	516
Average Impaired Balance	29,802	32,677	32,121
Interest Income Recognized while impaired	860	2,374	988
Total Residential Real Estate
Financing Receivable, Impaired [Line Items]
Recorded Investment	11,483	13,498	11,571
Unpaid Principal Balance	11,496	13,510	11,580
Related Allowance	207	402	260
Average Impaired Balance	11,415	16,085	11,867
Interest Income Recognized while impaired	522	1,181	530
Total Consumer
Financing Receivable, Impaired [Line Items]
Recorded Investment	53	74	68
Unpaid Principal Balance	53	75	68
Related Allowance	0	0	0
Average Impaired Balance	57	77	72
Interest Income Recognized while impaired	$ 5	$ 14	$ 6