Income Taxes - Components Of The Net Deferred Tax Asset (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Deferred Tax Asset:
Allowance for loan losses	$ 7,717	$ 7,082	$ 5,900
Loan fees, net of costs	1,823	1,896	1,871
Depreciation and amortization	31	(64)	(60)
Other real estate owned	123	46	50
Deferred compensation	2,112	2,005	1,691
Net operating loss carryforwards	0	73	589
Equity compensation	544	578	502
Loan discount	326	476	1,003
Fair market value adjustment on certificates of deposit	247	283	321
Unrealized loss on available-for-sale investment securities	195	235	0
Other	1,455	1,380	1,636
Total Deferred Tax Asset	14,573	13,990	13,503
Deferred Tax Liability:
Unrealized gain on available-for-sale investment securities	0	0	(173)
Intangible amortization	(2,804)	(2,494)	(2,206)
Mortgage servicing rights	(415)	(415)	0
FHLB stock repurchase and dividends	(686)	(686)	(306)
Other	(404)	(456)	(731)
Total Deferred Tax Liability	(4,309)	(4,051)	(3,416)
Net Deferred Tax Asset	$ 10,264	$ 9,939	$ 10,087