Other Real Estate Owned - Changes in OREO (Details) (USD $)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Real Estate Owned Disclosure [Line Items]
Other real estate owned decreased			$ 24,000
Foreclosed Property [Roll Forward]
Beginning balance			9,617,000	13,435,000	13,435,000
Net proceeds from sales			(3,548,000)	(6,213,000)	(12,779,000)
Net gains (losses) on sales	173,000	629,000	633,000	1,209,000	1,427,000
Transfers in			1,998,000	6,428,000	9,051,000
Cash additions			1,292,000
Impairment charge			(399,000)	(953,000)	(1,517,000)
Ending balance	9,593,000		9,593,000		9,617,000
Loans [Member]
Foreclosed Property [Roll Forward]
Beginning balance			1,725,000	11,365,000	11,365,000
Net proceeds from sales			(1,214,000)		(8,869,000)
Net gains (losses) on sales			22,000		228,000
Transfers in					100,000
Impairment charge			(100,000)		(1,099,000)
Ending balance	433,000		433,000		1,725,000
Tax Lien [Member]
Foreclosed Property [Roll Forward]
Beginning balance			7,892,000	2,070,000	2,070,000
Net proceeds from sales			(2,334,000)		(3,910,000)
Net gains (losses) on sales			611,000		1,199,000
Transfers in			1,998,000		8,951,000
Cash additions			1,292,000
Impairment charge			(299,000)		(418,000)
Ending balance	$ 9,160,000		$ 9,160,000		$ 7,892,000