Other Real Estate Owned and Property Acquired in Settlement of Loans (Real Estate Owned) (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014 assets	Sep. 30, 2013	Sep. 30, 2014 assets	Sep. 30, 2013
Real Estate Acquired Through Foreclosure [Roll Forward]
Real estate acquired in settlement of loans, beginning of period	$ 21,742,000	$ 35,662,000	$ 28,353,000	$ 62,796,000
Plus: New real estate acquired in settlement of loans	1,643,000	3,610,000	2,894,000	10,403,000
Less: Sales of real estate acquired in settlement of loans	(3,400,000)	(6,411,000)	(10,328,000)	(37,072,000)
Less: Write-downs and net loss on sales charged to expense	195,000	262,000	(739,000)	(3,004,000)
Real estate acquired in settlement of loans, end of period	20,180,000	33,123,000	20,180,000	33,123,000
Number of assets under contract for sale	6		6
Net carrying value of assets under contract for sale	$ 3,700,000		$ 3,700,000