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Securities - Available for sale Securities (Details) - USD ($) $ in Thousands | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | $ 318,723 | $ 280,824
Gross Unrealized Gains | 4,876 | 5,769
Gross Unrealized Losses | (2,314) | (204)
Fair Value | 321,285 | 286,389
U.S. government agencies and corporations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 54,900 | 48,171
Gross Unrealized Gains | 105 | 121
Gross Unrealized Losses | (1,324) | (10)
Fair Value | 53,681 | 48,282
Mortgage-backed securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 148,307 | 120,664
Gross Unrealized Gains | 2,769 | 3,165
Gross Unrealized Losses | (558) | (115)
Fair Value | 150,518 | 123,714
Obligations of states and political subdivisions |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 101,601 | 100,405
Gross Unrealized Gains | 1,923 | 2,436
Gross Unrealized Losses | (370) | (36)
Fair Value | 103,154 | 102,805
Corporate and other debt securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 13,915 | 11,584
Gross Unrealized Gains | 79 | 47
Gross Unrealized Losses | (62) | (43)
Fair Value | $ 13,932 | $ 11,588

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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=121645371&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=121645371&loc=d3e27161-111563 + Details
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