Property, Premises and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Property, Premises and Equipment
Total cost	$ 46,335	$ 44,755
Less: accumulated depreciation and amortization	8,993	6,935
Total property, premises and equipment	37,342	37,820
Depreciation expense	2,068	1,829	$ 1,368
Disposal Group, Including Discontinued Operation, Property, Plant and Equipment		1,978
Building and improvements
Property, Premises and Equipment
Total cost	27,160	26,487
Land
Property, Premises and Equipment
Total cost	11,543	11,543
Furniture and equipment
Property, Premises and Equipment
Total cost	7,213	5,941
Construction in progress
Property, Premises and Equipment
Total cost	$ 419	$ 784