Income Taxes - Summary of Components of Deferred Taxes (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Deferred tax assets:
Loans and allowance for loan losses	$ 3,691	$ 1,082
Accrued expenses	810
Deferred compensation	253
Other	321	184
Total deferred tax assets	5,075	1,266
Deferred tax liabilities:
Core deposit intangible	(1,020)
Depreciation	(924)	(758)
Unrealized gains on investment securities available- for-sale	(334)	(388)
Other	(352)
Total deferred tax liabilities	(2,630)	(1,146)
Net deferred income tax assets	$ 2,445	$ 120