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Securities - Schedule of Available-for-sale, Unrealized Loss on Investments (Details) Unit_Standard_pure_Ln9u5gWpAke2n9G4VdYnFw in Thousands, $ in Thousands | Sep. 30, 2025 USD ($) | Dec. 31, 2024 USD ($)
--- | --- | ---
Debt Securities, Available-for-sale [Line Items] |  |
Less than 12 Months, Fair Value | $ 115,501 | $ 99,184
Less than 12 Months, Gross Unrealized Losses | $ (1,023) | $ (1,114)
Less than 12 Months, Number of Securities | 43 | 54
12 Months or Greater, Fair Value | $ 196,928 | $ 280,784
12 Months or Greater, Gross Unrealized Losses | $ (16,137) | $ (30,462)
12 Months or Greater, Number of Securities | 103 | 137
Total, Fair Value | $ 312,429 | $ 379,968
Total, Gross Unrealized Losses | $ (17,160) | $ (31,576)
Total, Number of Securities | 146 | 191
U.S. Treasury |  |
Debt Securities, Available-for-sale [Line Items] |  |
12 Months or Greater, Fair Value | $ 29,592 | $ 76,226
12 Months or Greater, Gross Unrealized Losses | $ (2,231) | $ (7,104)
12 Months or Greater, Number of Securities | 4 | 9
Total, Fair Value | $ 29,592 | $ 76,226
Total, Gross Unrealized Losses | $ (2,231) | $ (7,104)
Total, Number of Securities | 4 | 9
U.S. Government-sponsored enterprises (GSEs) |  |
Debt Securities, Available-for-sale [Line Items] |  |
Less than 12 Months, Fair Value | $ 6,665 | $ 9,069
Less than 12 Months, Gross Unrealized Losses | $ (22) | $ (80)
Less than 12 Months, Number of Securities | 3 | 4
12 Months or Greater, Fair Value | $ 6,116 | $ 4,813
12 Months or Greater, Gross Unrealized Losses | $ (108) | $ (102)
12 Months or Greater, Number of Securities | 5 | 4
Total, Fair Value | $ 12,781 | $ 13,882
Total, Gross Unrealized Losses | $ (130) | $ (182)
Total, Number of Securities | 8 | 8
Municipal securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Less than 12 Months, Fair Value | $ 7,345 | $ 5,579
Less than 12 Months, Gross Unrealized Losses | $ (286) | $ (59)
Less than 12 Months, Number of Securities | 3 | 8
12 Months or Greater, Fair Value | $ 9,654 | $ 11,322
12 Months or Greater, Gross Unrealized Losses | $ (203) | $ (528)
12 Months or Greater, Number of Securities | 13 | 17
Total, Fair Value | $ 16,999 | $ 16,901
Total, Gross Unrealized Losses | $ (489) | $ (587)
Total, Number of Securities | 16 | 25
Other Debt Securities |  |
Debt Securities, Available-for-sale [Line Items] |  |
Less than 12 Months, Fair Value | $ 2,481 | $ 4,425
Less than 12 Months, Gross Unrealized Losses | $ (10) | $ (36)
Less than 12 Months, Number of Securities | 2 | 3
12 Months or Greater, Fair Value | $ 13,789 | $ 28,294
12 Months or Greater, Gross Unrealized Losses | $ (1,211) | $ (2,102)
12 Months or Greater, Number of Securities | 12 | 24
Total, Fair Value | $ 16,270 | $ 32,719
Total, Gross Unrealized Losses | $ (1,221) | $ (2,138)
Total, Number of Securities | 14 | 27
Mortgage-backed securities (GSEs) |  |
Debt Securities, Available-for-sale [Line Items] |  |
Less than 12 Months, Fair Value | $ 99,010 | $ 80,111
Less than 12 Months, Gross Unrealized Losses | $ (705) | $ (939)
Less than 12 Months, Number of Securities | 35 | 39
12 Months or Greater, Fair Value | $ 137,777 | $ 160,129
12 Months or Greater, Gross Unrealized Losses | $ (12,384) | $ (20,626)
12 Months or Greater, Number of Securities | 69 | 83
Total, Fair Value | $ 236,787 | $ 240,240
Total, Gross Unrealized Losses | $ (13,089) | $ (21,565)
Total, Number of Securities | 104 | 122

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