Investment Securities (Unrealized Gain (Loss) on Investments) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Schedule of Investments [Line Items]
Available-for-sale debt securities, Amortized Cost	$ 5,752	$ 37,170
Available-for-sale debt securities, Unrealized Gains		22
Available-for-sale debt securities, Unrealized Losses	4	183
Available-for-sale debt securities, Fair Value	5,748	37,009
Held-to-maturity debt securities, Amortized Cost	128,292	136,477
Held-to-maturity debt securities, Unrealized Gains	4,524	1,334
Held-to-maturity debt securities, Unrealized Losses	22	335
Held-to-maturity debt securities, Fair Value	132,794	137,476
Available-for-sale securities and Held-to-maturity debt securities, Amortized Cost	134,044	173,647
Available-for-sale securities and Held-to-maturity debt securities, Unrealized Gains	4,524	1,356
Available-for-sale securities and Held-to-maturity debt securities, Unrealized Losses	26	518
Available-for-sale securities and Held-to-maturity debt securities, Fair Value	138,542	174,485
U.S. Treasury and U.S. government agencies [Member]
Schedule of Investments [Line Items]
Held-to-maturity debt securities, Amortized Cost	11,511	50,210
Held-to-maturity debt securities, Unrealized Gains	66	46
Held-to-maturity debt securities, Unrealized Losses		220
Held-to-maturity debt securities, Fair Value	11,577	50,036
Mortgage-backed U.S. Government Agencies [Member]
Schedule of Investments [Line Items]
Available-for-sale debt securities, Amortized Cost	2	12,996
Available-for-sale debt securities, Unrealized Gains		7
Available-for-sale debt securities, Unrealized Losses		113
Available-for-sale debt securities, Fair Value	2	12,890
Held-to-maturity debt securities, Amortized Cost	40,810	42,098
Held-to-maturity debt securities, Unrealized Gains	948	95
Held-to-maturity debt securities, Unrealized Losses	15	102
Held-to-maturity debt securities, Fair Value	41,743	42,091
Corporate debt securities [Member]
Schedule of Investments [Line Items]
Available-for-sale debt securities, Amortized Cost	5,750	1,250
Available-for-sale debt securities, Unrealized Gains		9
Available-for-sale debt securities, Unrealized Losses	4
Available-for-sale debt securities, Fair Value	5,746	1,259
Held-to-maturity debt securities, Amortized Cost	10,522
Held-to-maturity debt securities, Unrealized Gains	215
Held-to-maturity debt securities, Unrealized Losses	1
Held-to-maturity debt securities, Fair Value	10,736
State and political subdivision obligations [Member]
Schedule of Investments [Line Items]
Available-for-sale debt securities, Amortized Cost		30
Available-for-sale debt securities, Fair Value		30
Held-to-maturity debt securities, Amortized Cost	65,449	44,169
Held-to-maturity debt securities, Unrealized Gains	3,295	1,193
Held-to-maturity debt securities, Unrealized Losses	6	13
Held-to-maturity debt securities, Fair Value	$ 68,738	45,349
U.S. Government Agencies [Member]
Schedule of Investments [Line Items]
Available-for-sale debt securities, Amortized Cost		22,894
Available-for-sale debt securities, Unrealized Gains		6
Available-for-sale debt securities, Unrealized Losses		70
Available-for-sale debt securities, Fair Value		$ 22,830

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Available-for-sale securities and held-to-maturity gross unrealized gain.

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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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