Investment Securities, Amortized Cost and Fair Value (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Debt Securities, Available-for-Sale:
Amortized Cost	$ 137,212	$ 176,915
Unrealized Gains	4,239	1,411
Unrealized Losses	12	326
Fair Value	141,439	178,000
Debt Securities, Held-to-Maturity:
Amortized Cost	27,694	27,525
Unrealized Gains	482	368
Unrealized Losses	157	5
Fair Value	28,019	27,888
Equity Securities, Amortized Cost Basis	2,063	2,112
Equity securities with a readily determinable fair value, at fair value	2,036	2,312
U.S. Treasury notes [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	2,272	2,273
Unrealized Gains	137	36
Unrealized Losses	0	0
Fair Value	2,409	2,309
U.S. Agency notes [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	21,882	48,745
Unrealized Gains	821	273
Unrealized Losses	0	34
Fair Value	22,703	48,984
U.S. Agency mortgage-backed securities [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	80,072	83,977
Unrealized Gains	2,613	672
Unrealized Losses	0	243
Fair Value	82,685	84,406
Debt Securities, Held-to-Maturity:
Amortized Cost	0
Fair Value	0
Non-taxable Municipal securities [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	13,254	22,174
Unrealized Gains	118	161
Unrealized Losses	4	14
Fair Value	13,368	22,321
Debt Securities, Held-to-Maturity:
Amortized Cost	24,189	24,300
Unrealized Gains	480	343
Unrealized Losses	21	5
Fair Value	24,648	24,638
Taxable Municipal securities [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	19,732	19,746
Unrealized Gains	550	269
Unrealized Losses	8	35
Fair Value	20,274	19,980
Debt Securities, Held-to-Maturity:
Amortized Cost	3,505	3,225
Unrealized Gains	2	25
Unrealized Losses	136	0
Fair Value	$ 3,371	$ 3,250

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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