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Securities - Available for sale Securities (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | $ 430,793 | $ 494,092
Gross Unrealized Gains | 2,856 | 2,465
Gross Unrealized Losses | (24,604) | (34,113)
Fair Value | 409,045 | 462,444
U.S. Treasury securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 10,977 | 45,883
Gross Unrealized Losses | (293) | (780)
Fair Value | 10,684 | 45,103
U.S. government agencies and corporations |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 70,396 | 96,407
Gross Unrealized Losses | (6,727) | (9,313)
Fair Value | 63,669 | 87,094
Mortgage-backed securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 177,376 | 177,734
Gross Unrealized Gains | 1,022 | 185
Gross Unrealized Losses | (11,421) | (16,223)
Fair Value | 166,977 | 161,696
Obligations of states and political subdivisions |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 148,636 | 148,875
Gross Unrealized Gains | 1,830 | 2,280
Gross Unrealized Losses | (3,290) | (4,044)
Fair Value | 147,176 | 147,111
Corporate and other debt securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Amortized Cost | 23,408 | 25,193
Gross Unrealized Gains | 4 |
Gross Unrealized Losses | (2,873) | (3,753)
Fair Value | $ 20,539 | $ 21,440

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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://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 + Details
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