Loans - Impaired Loans Summary (Details) (USD $)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Impaired loans summary
Nonaccrual loans	$ 2,141,000		$ 2,141,000		$ 1,496,000
Accruing loans past due 90 days or more	604,000		604,000		1,316,000
Restructured loans - nonaccrual	6,983,000		6,983,000		9,864,000
Restructured loans - accruing	3,999,000		3,999,000		4,072,000
Total nonperforming loans	13,727,000		13,727,000		16,748,000
Impaired loans, other infomation
Impaired loans, allowance	2,382,000		2,382,000		4,335,000
Impaired loans, average recorded investment	13,300,000		16,200,000		38,000,000
Nonaccrual loans, interest recognized	56,000	81,000	111,000	131,000
Total nonaccrual loans	9,100,000		9,100,000		11,400,000
Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans	$ 133,000	$ 195,000	$ 341,000	$ 818,000