Investment Securities, Amortized Cost and Fair Value (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Debt Securities, Available-for-Sale:
Amortized Cost	$ 308,153	$ 203,966
Unrealized Gains	3,988	5,563
Unrealized Losses	1,626	58
Fair Value	310,515	209,471
Debt Securities, Held-to-Maturity:
Amortized Cost	24,242	24,810
Unrealized Gains	147	187
Unrealized Losses	0	37
Fair Value	24,389	24,960
Equity Securities, Amortized Cost Basis	2,181	2,173
Equity securities with a readily determinable fair value, at fair value	2,488	2,389
U.S. Treasury notes [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	64,317	2,268
Unrealized Gains	255	120
Unrealized Losses	78	0
Fair Value	64,494	2,388
U.S. Agency notes [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	95,830	66,983
Unrealized Gains	587	950
Unrealized Losses	928	33
Fair Value	95,489	67,900
U.S. Agency mortgage-backed securities [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	98,358	88,455
Unrealized Gains	2,123	3,180
Unrealized Losses	388	1
Fair Value	100,093	91,634
Debt Securities, Held-to-Maturity:
Amortized Cost	0
Fair Value	0
Non-taxable Municipal securities [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	11,725	12,651
Unrealized Gains	188	282
Unrealized Losses	14	0
Fair Value	11,899	12,933
Debt Securities, Held-to-Maturity:
Amortized Cost	20,840	21,408
Unrealized Gains	125	181
Unrealized Losses	0	0
Fair Value	20,965	21,589
Taxable Municipal securities [Member]
Debt Securities, Available-for-Sale:
Amortized Cost	36,023	32,409
Unrealized Gains	828	1,031
Unrealized Losses	204	3
Fair Value	36,647	33,437
Debt Securities, Held-to-Maturity:
Amortized Cost	3,402	3,402
Unrealized Gains	22	6
Unrealized Losses	0	37
Fair Value	3,424	3,371
Mutual funds [Member]
Debt Securities, Held-to-Maturity:
Equity Securities, Amortized Cost Basis	1,403	1,395
Equity securities with a readily determinable fair value, at fair value	1,394	1,402
Equity securities [Member]
Debt Securities, Held-to-Maturity:
Equity Securities, Amortized Cost Basis	778	778
Equity securities with a readily determinable fair value, at fair value	1,094	987
Corporate Debt Securities
Debt Securities, Available-for-Sale:
Amortized Cost	1,900	1,200
Unrealized Gains	7	0
Unrealized Losses	14	21
Fair Value	$ 1,893	$ 1,179

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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