Investment Securities (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Investment securities available-for-sale
Amortized Cost	$ 274,596	$ 254,982
Unrealized Gains	4,386	406
Unrealized Losses	(266)	(5,214)
Fair Value	278,716	250,174
U.S. treasury and government agencies
Investment securities available-for-sale
Amortized Cost	21,607	19,364
Unrealized Gains	29
Unrealized Losses	(34)	(222)
Fair Value	21,602	19,142
Obligations of state and political agencies
Investment securities available-for-sale
Amortized Cost	47,227	67,662
Unrealized Gains	703	171
Unrealized Losses	(74)	(1,446)
Fair Value	47,856	66,387
Mortgage backed securities - Residential Agency
Investment securities available-for-sale
Amortized Cost	165,995	129,906
Unrealized Gains	3,467	210
Unrealized Losses	(125)	(3,118)
Fair Value	169,337	126,998
Mortgage backed securities - Commercial
Investment securities available-for-sale
Amortized Cost	32,546	29,050
Unrealized Gains	139	20
Unrealized Losses	(33)	(303)
Fair Value	32,652	28,767
Asset backed securities
Investment securities available-for-sale
Amortized Cost	152	398
Unrealized Gains	5	5
Unrealized Losses		(4)
Fair Value	157	399
Corporate bonds
Investment securities available-for-sale
Amortized Cost	7,069	8,602
Unrealized Gains	43
Unrealized Losses		(121)
Fair Value	$ 7,112	$ 8,481

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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