Other Real Estate Owned (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Activity for other real estate owned [Roll Forward]
Beginning balance of other real estate owned	$ 33,062,000	$ 43,632,000	$ 39,188,000	$ 47,537,000
New assets acquired	1,803,000	1,525,000	5,267,000	6,180,000
Capitalized costs	0	0	0	6,000
Fair value adjustments	(241,000)	(182,000)	(1,402,000)	(1,958,000)
Sale of assets	(1,877,000)	(1,897,000)	(10,306,000)	(8,687,000)
Ending balance of other real estate owned	32,747,000	43,078,000	32,747,000	43,078,000
Carrying cost and fair value adjustments for foreclosed properties	$ 700,000	$ 900,000	$ 2,900,000	$ 3,900,000