Securities - Schedule of Amortized Cost and Fair Value of Securities (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018	Mar. 31, 2018
SECURITIES AVAILABLE FOR SALE
Amortized Cost	$ 161,648	$ 163,862
Gross Unrealized Gains	820	396
Gross Unrealized Losses	1,519	2,528
Fair Value	160,949	161,730
SECURITIES HELD TO MATURITY
Amortized Cost	26,073	27,266	$ 41,378
Gross Unrealized Gains	10	4
Gross Unrealized Losses	212	359
Fair Value	25,871	26,911	$ 40,758
U.S. Government and agencies
SECURITIES AVAILABLE FOR SALE
Amortized Cost	119,831	120,420
Gross Unrealized Gains	358	142
Gross Unrealized Losses	1,402	2,149
Fair Value	118,787	118,413
SECURITIES HELD TO MATURITY
Amortized Cost	7,000	7,000
Gross Unrealized Gains	0	0
Gross Unrealized Losses	41	69
Fair Value	6,959	6,931
Mortgage-backed securities, residential
SECURITIES AVAILABLE FOR SALE
Amortized Cost	32,347	33,960
Gross Unrealized Gains	390	194
Gross Unrealized Losses	105	343
Fair Value	32,632	33,811
SECURITIES HELD TO MATURITY
Amortized Cost	19,073	20,266
Gross Unrealized Gains	10	4
Gross Unrealized Losses	171	290
Fair Value	18,912	19,980
State and municipal
SECURITIES AVAILABLE FOR SALE
Amortized Cost	9,470	9,482
Gross Unrealized Gains	72	60
Gross Unrealized Losses	12	36
Fair Value	$ 9,530	$ 9,506

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

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Amount of investment in debt security measured at amortized cost (held-to-maturity).

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Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity).

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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