Loans Receivable and Allowance for Loan Losses (Loans Receivable Modified as Troubled Debt Restructurings, Previous 12 Months) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014 Contracts	Sep. 30, 2013 Contracts	Sep. 30, 2014 Contracts	Sep. 30, 2013 Contracts
Financing Receivable, Modifications [Line Items]
Number of Contracts			7
YTD [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts			20
TDR's, Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	3	3	20	21
Recorded Investment	$ 789	$ 3,745	$ 9,743	$ 15,923
Commercial and industrial [Member] | TDR's, Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	1	7	10
Recorded Investment	0	179	1,288	5,051
Owner occupied real estate [Member] | TDR's, Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0	4	2
Recorded Investment	0	0	1,792	1,580
Commercial construction and land development [Member] | TDR's, Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	2	0	4	2
Recorded Investment	448	0	2,376	2,426
Commercial real estate [Member] | TDR's, Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	0	0	3
Recorded Investment	0	0	0	2,943
Residential [Member] | TDR's, Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	1	4	2
Recorded Investment	341	3,089	3,811	3,348
Consumer [Member] | TDR's, Subsequently Defaulted [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	1	1	2
Recorded Investment	$ 0	$ 477	$ 476	$ 575