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Investment Securities (Amortized Cost and Estimated Fair Values of Investment Securities) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019
Schedule of Available-for-sale Securities [Line Items] |  |  |
Available-for-sale securities, Amortized Cost | $ 102,362 |  | $ 122,492
Available-for-sale securities, Gross Unrealized Gains | 2,038 |  | 577
Available-for-sale securities, Gross Unrealized Losses | 25 |  | 278
Available-for-sale, at fair value | 104,375 |  | 122,791
Held-to-maturity Securities, Amortized Cost | 8,687 |  | 8,786
Held-to-maturity securities, Gross Unrealized Gains | 64 |  | 1
Held-to-maturity securities, Gross Unrealized Losses | 33 |  | 133
Held-to-maturity securities, Estimated Fair Value | 8,718 |  | 8,654
Equity securities, at fair value | 1,350 |  | 1,342
Accounting Standards Update 2016-01 |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Equity securities, at fair value | 1,400 |  | 1,300
Fair value adjustment recorded through earnings | 1 | $ 22 |
U.S. Government Agencies [Member] |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Available-for-sale securities, Amortized Cost | 9,721 |  | 23,854
Available-for-sale securities, Gross Unrealized Gains | 37 |  | 3
Available-for-sale securities, Gross Unrealized Losses | 3 |  | 31
Available-for-sale, at fair value | 9,755 |  | 23,826
Held-to-maturity Securities, Amortized Cost | 1,287 |  | 1,386
Held-to-maturity securities, Gross Unrealized Gains | 43 |  |
Held-to-maturity securities, Gross Unrealized Losses |  |  | 5
Held-to-maturity securities, Estimated Fair Value | 1,330 |  | 1,381
States and Political Subdivisions [Member] |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Held-to-maturity Securities, Amortized Cost | 400 |  | 400
Held-to-maturity securities, Gross Unrealized Gains | 1 |  | 1
Held-to-maturity securities, Estimated Fair Value | 401 |  | 401
Collateralized Mortgage Backed Securities [Member] |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Available-for-sale securities, Amortized Cost | 92,641 |  | 98,638
Available-for-sale securities, Gross Unrealized Gains | 2,001 |  | 574
Available-for-sale securities, Gross Unrealized Losses | 22 |  | 247
Available-for-sale, at fair value | 94,620 |  | 98,965
Other Debt Securities [Member] |  |  |
Schedule of Available-for-sale Securities [Line Items] |  |  |
Held-to-maturity Securities, Amortized Cost | 7,000 |  | 7,000
Held-to-maturity securities, Gross Unrealized Gains | 20 |  |
Held-to-maturity securities, Gross Unrealized Losses | 33 |  | 128
Held-to-maturity securities, Estimated Fair Value | $ 6,987 |  | $ 6,872

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- Definition 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). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563 + Details
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- Definition Amount, before tax, of unrealized loss 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). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27161-111563 + Details
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