Loans Receivable and Allowance for Loan Losses (Troubled Debt Restructurings on Loan Receivables) (Details) (USD $) In Thousands, unless otherwise specified	9 Months Ended	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Sep. 30, 2013 concession	Sep. 30, 2013 QTD [Member] Contracts	Sep. 30, 2012 QTD [Member] Contracts	Sep. 30, 2013 YTD [Member] Contracts	Sep. 30, 2012 YTD [Member] Contracts	Sep. 30, 2013 Interest Rate Adjustment [Member] Commercial and industrial [Member] QTD [Member] Contracts	Sep. 30, 2012 Interest Rate Adjustment [Member] Commercial and industrial [Member] QTD [Member] Contracts	Sep. 30, 2013 Interest Rate Adjustment [Member] Commercial and industrial [Member] YTD [Member] Contracts	Sep. 30, 2012 Interest Rate Adjustment [Member] Commercial and industrial [Member] YTD [Member] Contracts	Sep. 30, 2013 Forbearance Agreement [Member] Owner occupied real estate [Member] QTD [Member] Contracts	Sep. 30, 2012 Forbearance Agreement [Member] Owner occupied real estate [Member] QTD [Member] Contracts	Sep. 30, 2013 Forbearance Agreement [Member] Owner occupied real estate [Member] YTD [Member] Contracts	Sep. 30, 2012 Forbearance Agreement [Member] Owner occupied real estate [Member] YTD [Member] Contracts	Sep. 30, 2013 Forbearance Agreement [Member] Residential [Member] QTD [Member] Contracts	Sep. 30, 2012 Forbearance Agreement [Member] Residential [Member] QTD [Member] Contracts	Sep. 30, 2013 Forbearance Agreement [Member] Residential [Member] YTD [Member] Contracts	Sep. 30, 2012 Forbearance Agreement [Member] Residential [Member] YTD [Member] Contracts	Sep. 30, 2013 Forbearance Agreement [Member] Consumer [Member] QTD [Member] Contracts	Sep. 30, 2012 Forbearance Agreement [Member] Consumer [Member] QTD [Member] Contracts	Sep. 30, 2013 Forbearance Agreement [Member] Consumer [Member] YTD [Member] Contracts	Sep. 30, 2012 Forbearance Agreement [Member] Consumer [Member] YTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Commercial and industrial [Member] QTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Commercial and industrial [Member] QTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Commercial and industrial [Member] YTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Commercial and industrial [Member] YTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Commercial construction and land development [Member] QTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Commercial construction and land development [Member] QTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Commercial construction and land development [Member] YTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Commercial construction and land development [Member] YTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Commercial real estate [Member] QTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Commercial real estate [Member] QTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Commercial real estate [Member] YTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Commercial real estate [Member] YTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Residential [Member] QTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Residential [Member] QTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Residential [Member] YTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Residential [Member] YTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Consumer [Member] QTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Consumer [Member] QTD [Member] Contracts	Sep. 30, 2013 Material Extension of Time [Member] Consumer [Member] YTD [Member] Contracts	Sep. 30, 2012 Material Extension of Time [Member] Consumer [Member] YTD [Member] Contracts	Sep. 30, 2013 Combination of Concessions [Member] Commercial and industrial [Member] QTD [Member] Contracts	Sep. 30, 2012 Combination of Concessions [Member] Commercial and industrial [Member] QTD [Member] Contracts	Sep. 30, 2013 Combination of Concessions [Member] Commercial and industrial [Member] YTD [Member] Contracts	Sep. 30, 2012 Combination of Concessions [Member] Commercial and industrial [Member] YTD [Member] Contracts	Sep. 30, 2013 Combination of Concessions [Member] Commercial construction and land development [Member] QTD [Member] Contracts	Sep. 30, 2012 Combination of Concessions [Member] Commercial construction and land development [Member] QTD [Member] Contracts	Sep. 30, 2013 Combination of Concessions [Member] Commercial construction and land development [Member] YTD [Member] Contracts	Sep. 30, 2012 Combination of Concessions [Member] Commercial construction and land development [Member] YTD [Member] Contracts	Sep. 30, 2013 Combination of Concessions [Member] Commercial real estate [Member] QTD [Member] Contracts	Sep. 30, 2012 Combination of Concessions [Member] Commercial real estate [Member] QTD [Member] Contracts	Sep. 30, 2013 Combination of Concessions [Member] Commercial real estate [Member] YTD [Member] Contracts	Sep. 30, 2012 Combination of Concessions [Member] Commercial real estate [Member] YTD [Member] Contracts	Sep. 30, 2013 Combination of Concessions [Member] Residential [Member] QTD [Member] Contracts	Sep. 30, 2012 Combination of Concessions [Member] Residential [Member] QTD [Member] Contracts	Sep. 30, 2013 Combination of Concessions [Member] Residential [Member] YTD [Member] Contracts	Sep. 30, 2012 Combination of Concessions [Member] Residential [Member] YTD [Member] Contracts	Sep. 30, 2013 Change in Amortization Period [Member] Commercial and industrial [Member] QTD [Member] Contracts	Sep. 30, 2012 Change in Amortization Period [Member] Commercial and industrial [Member] QTD [Member] Contracts	Sep. 30, 2013 Change in Amortization Period [Member] Commercial and industrial [Member] YTD [Member] Contracts	Sep. 30, 2012 Change in Amortization Period [Member] Commercial and industrial [Member] YTD [Member] Contracts	Sep. 30, 2013 Change in Amortization Period [Member] Commercial real estate [Member] QTD [Member] Contracts	Sep. 30, 2012 Change in Amortization Period [Member] Commercial real estate [Member] QTD [Member] Contracts	Sep. 30, 2013 Change in Amortization Period [Member] Commercial real estate [Member] YTD [Member] Contracts	Sep. 30, 2012 Change in Amortization Period [Member] Commercial real estate [Member] YTD [Member] Contracts	Sep. 30, 2013 Change in Amortization Period [Member] Residential [Member] QTD [Member] Contracts	Sep. 30, 2012 Change in Amortization Period [Member] Residential [Member] QTD [Member] Contracts	Sep. 30, 2013 Change in Amortization Period [Member] Residential [Member] YTD [Member] Contracts	Sep. 30, 2012 Change in Amortization Period [Member] Residential [Member] YTD [Member] Contracts
Financing Receivable, Modifications [Line Items]
Number of Contracts		4	6	21	17	0	1	0	1	0	0	1	0	1	0	1	0	1	0	1	0	0	0	0	1	1	0	4	5	0	0	0	1	0	1	1	2	0	2	1	4	0	0	1	0	0	1	0	1	0	1	3	1	0	0	0	1	0	0	7	0	0	0	0	0	1	0	1	0
Recorded Investment at Time of Restructure		$ 5,671	$ 10,938	$ 11,360	$ 16,334	$ 0	$ 3,404	$ 0	$ 3,404	$ 0	$ 0	$ 193	$ 0	$ 3,096	$ 0	$ 3,096	$ 0	$ 480	$ 0	$ 480	$ 0	$ 0	$ 0	$ 0	$ 1,262	$ 1,749	$ 0	$ 2,801	$ 3,396	$ 0	$ 0	$ 0	$ 68	$ 0	$ 49	$ 260	$ 329	$ 0	$ 664	$ 35	$ 859	$ 0	$ 0	$ 125	$ 0	$ 0	$ 3,546	$ 0	$ 3,546	$ 0	$ 3,275	$ 2,945	$ 3,275	$ 0	$ 0	$ 0	$ 195	$ 0	$ 0	$ 1,079	$ 0	$ 0	$ 0	$ 0	$ 0	$ 346	$ 0	$ 346	$ 0
Number of concessions for classifying loans receivable as TDR	1