Loans and the Allowance for Loan Losses (Details 5) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013 Loan
Changes in restructured loans [Roll Forward]
Totals, Number of Loans, Beginning (loans)	36
Additional loans with concessions, Number of Loans (loans)	6
Reclassified as nonperforming, Number of Loans (loans)	(1)
Transfer to other real estate owned, Number of Loans (loans)	0
Lapse of concession period, Number of Loans (loans)	(4)
Totals, Number of Loans, Ending (loans)	36
Changes in recorded investments [Roll Forward]
Totals, Recorded Investment, Beginning	$ 29,436
Additional loans with concessions, Recorded Investment	1,277
Reclassified as Nonperforming Restructured Loans	(620)
Charge-offs, Recorded Investment	(374)
Transfer to other real estate owned, Recorded Investment	0
Principal paydowns, Recorded Investment	(1,269)
Lapse of concession period, Recorded Investment	(5,741)
Totals, Recorded Investment, Ending	$ 22,709