Loans Receivable and Allowance for Loan Losses (Troubled Debt Restructurings on Loan Receivables) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014 Contracts concession	Mar. 31, 2013 Contracts
Financing Receivable, Modifications [Line Items]
Number of Contracts	21	6
Recorded Investment at Time of Restructure	$ 2,881	$ 1,539
Number of concessions for classifying loans receivable as TDR	1
Interest Rate Adjustment [Member] | Residential [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	0
Recorded Investment at Time of Restructure	143	0
Forbearance Agreement [Member] | Owner occupied real estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	1
Recorded Investment at Time of Restructure	0	193
Material Extension of Time [Member] | Commercial construction and land development [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	3
Recorded Investment at Time of Restructure	242	1,051
Material Extension of Time [Member] | Residential [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	1
Recorded Investment at Time of Restructure	0	260
Material Extension of Time [Member] | Consumer [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	0	1
Recorded Investment at Time of Restructure	0	35
Change in Amortization Period [Member] | Commercial and industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	3	0
Recorded Investment at Time of Restructure	261	0
Change in Amortization Period [Member] | Owner occupied real estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	0
Recorded Investment at Time of Restructure	128	0
Change in Amortization Period [Member] | Commercial construction and land development [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	1	0
Recorded Investment at Time of Restructure	214	0
Change in Amortization Period [Member] | Commercial real estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Contracts	14	0
Recorded Investment at Time of Restructure	$ 1,893	$ 0