Credit Quality Assessment (Recorded Investment with Respect to Impaired Loans, Associated Allowance by Applicable Portfolio Segment and Principal Balance of Impaired Loans Prior to Amounts Charged-off) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Financing Receivable Impaired [Line Items]
Impaired loans	$ 38,584	$ 32,523
Unpaid principal balance in total impaired loans	56,628	47,946
Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	21,086	12,505
Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	7,382	9,459
Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	10,116	10,559
Commercial [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	5,943	5,608
Unpaid principal balance in total impaired loans	7,752	7,943
Commercial [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,927	1,906
Commercial [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,792	2,207
Commercial [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,224	1,495
All Other [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	7,755	8,022
Unpaid principal balance in total impaired loans	7,908	8,650
All Other [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,731
All Other [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	3,448	5,226
All Other [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,576	2,796
Impaired Financing Receivables with Related Allowance [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	15,608	12,217
Allowance	4,344	3,058
Impaired Financing Receivables with Related Allowance [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	10,661	4,505
Impaired Financing Receivables with Related Allowance [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,572	4,329
Impaired Financing Receivables with Related Allowance [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	3,375	3,383
Impaired Financing Receivables with Related Allowance [Member] | Commercial [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,205	1,513
Allowance	1,406	849
Impaired Financing Receivables with Related Allowance [Member] | Commercial [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,182	374
Impaired Financing Receivables with Related Allowance [Member] | Commercial [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	793	790
Impaired Financing Receivables with Related Allowance [Member] | Commercial [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	230	349
Impaired Financing Receivables with Related Allowance [Member] | All Other [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,337	3,003
Allowance	557	626
Impaired Financing Receivables with Related Allowance [Member] | All Other [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	947
Impaired Financing Receivables with Related Allowance [Member] | All Other [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	779	2,365
Impaired Financing Receivables with Related Allowance [Member] | All Other [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	611	638
Impaired Financing Receivables with No Related Allowance [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	22,976	20,306
Impaired Financing Receivables with No Related Allowance [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	10,425	8,000
Impaired Financing Receivables with No Related Allowance [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	5,810	5,130
Impaired Financing Receivables with No Related Allowance [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	6,741	7,176
Impaired Financing Receivables with No Related Allowance [Member] | Commercial [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	3,738	4,095
Impaired Financing Receivables with No Related Allowance [Member] | Commercial [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,745	1,532
Impaired Financing Receivables with No Related Allowance [Member] | Commercial [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	999	1,417
Impaired Financing Receivables with No Related Allowance [Member] | Commercial [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	994	1,146
Impaired Financing Receivables with No Related Allowance [Member] | All Other [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	5,418	5,019
Impaired Financing Receivables with No Related Allowance [Member] | All Other [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	784
Impaired Financing Receivables with No Related Allowance [Member] | All Other [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,669	2,861
Impaired Financing Receivables with No Related Allowance [Member] | All Other [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,965	2,158
Commercial Real Estate Portfolio Segment [Member] | Commercial Acquisition, Development and Construction [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	3,792	4,128
Unpaid principal balance in total impaired loans	13,245	10,318
Commercial Real Estate Portfolio Segment [Member] | Commercial Acquisition, Development and Construction [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,437	1,742
Commercial Real Estate Portfolio Segment [Member] | Commercial Acquisition, Development and Construction [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,355	2,386
Commercial Real Estate Portfolio Segment [Member] | Commercial Investor Real Estate [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	10,352	7,654
Unpaid principal balance in total impaired loans	14,998	12,351
Commercial Real Estate Portfolio Segment [Member] | Commercial Investor Real Estate [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	8,132	6,189
Commercial Real Estate Portfolio Segment [Member] | Commercial Investor Real Estate [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,142	852
Commercial Real Estate Portfolio Segment [Member] | Commercial Investor Real Estate [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	78	613
Commercial Real Estate Portfolio Segment [Member] | Commercial Owner Occupied Real Estate [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	10,742	7,111
Unpaid principal balance in total impaired loans	12,725	8,684
Commercial Real Estate Portfolio Segment [Member] | Commercial Owner Occupied Real Estate [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	6,859	2,668
Commercial Real Estate Portfolio Segment [Member] | Commercial Owner Occupied Real Estate [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans		1,174
Commercial Real Estate Portfolio Segment [Member] | Commercial Owner Occupied Real Estate [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	3,883	3,269
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Acquisition, Development and Construction [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,648	2,482
Allowance	1,188	1,031
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Acquisition, Development and Construction [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,437	1,360
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Acquisition, Development and Construction [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,211	1,122
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Investor Real Estate [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,122	749
Allowance	399	126
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Investor Real Estate [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,044	749
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Investor Real Estate [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	78
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Owner Occupied Real Estate [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	6,296	4,470
Allowance	794	426
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Owner Occupied Real Estate [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	5,051	2,022
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Owner Occupied Real Estate [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans		1,174
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with Related Allowance [Member] | Commercial Owner Occupied Real Estate [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,245	1,274
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Acquisition, Development and Construction [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,144	1,646
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Acquisition, Development and Construction [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans		382
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Acquisition, Development and Construction [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,144	1,264
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Investor Real Estate [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	8,230	6,905
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Investor Real Estate [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	6,088	5,440
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Investor Real Estate [Member] | Restructuring [Member] | Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	2,142	852
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Investor Real Estate [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans		613
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Owner Occupied Real Estate [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	4,446	2,641
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Owner Occupied Real Estate [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	1,808	646
Commercial Real Estate Portfolio Segment [Member] | Impaired Financing Receivables with No Related Allowance [Member] | Commercial Owner Occupied Real Estate [Member] | Restructuring [Member] | Non Accrual Loans [Member]
Financing Receivable Impaired [Line Items]
Impaired loans	$ 2,638	$ 1,995