Goodwill and Intangible Assets (Details 2) (USD $)	3 Months Ended			3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	Mar. 31, 2014 Oldham Core deposit	Apr. 30, 2013 Oldham Core deposit
Goodwill and Intangible Assets
Intangible assets recorded on acquisition				$ 2,004,000	$ 2,543,000
Amortization period of intangible assets				10 years
Unamortized intangible				2,004,000
Estimated fair value of MSRs	3,124,000		3,953,000
Total outstanding principal balances of loans serviced for others	434,930,000		435,339,000
Changes in net carrying amount of finite-lived intangible MSRs
Balance at beginning of period	1,832,000	2,088,000
Additions for mortgage loans sold	80,000	284,000
Amortization	(233,000)	(234,000)
Balance at end of period	$ 1,679,000	$ 2,138,000