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Securities - Continuous Unrealized Loss Position (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2026 USD ($) security | Dec. 31, 2025 USD ($) security
Fair value and gross unrealized losses of securities with unrealized losses, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position |  |
Number of Holdings with unrealized losses | security | 376 | 372
Less Than 12 Months, Fair Value | $ 81,494 | $ 51,296
Less Than 12 Months, Unrealized Losses | (944) | (470)
12 Months or Greater, Fair Value | 245,363 | 398,662
12 Months or Greater, Unrealized Losses | (25,193) | (34,459)
Fair Value | 326,857 | 449,958
Unrealized Losses | $ (26,137) | $ (34,929)
Percentage of depreciation from amortized cost experienced by debt securities in unrealized loss position | 7.40% | 7.20%
Allowance for available for sale securities | $ 0 | $ 0
Net realized gain from sales of securities portfolio | 7,300 |
Unwind of fair value hedges on treasury and municipal securities | 10,400 |
Accrued interest receivable on securities | $ 3,300 | $ 6,200
Debt Securities, Available-for-Sale, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] | Interest Receivable | Interest Receivable
U.S. Treasury Securities |  |
Fair value and gross unrealized losses of securities with unrealized losses, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position |  |
Number of Holdings with unrealized losses | security |  | 2
12 Months or Greater, Fair Value |  | $ 146,206
12 Months or Greater, Unrealized Losses |  | (9,657)
Fair Value |  | 146,206
Unrealized Losses |  | $ (9,657)
Municipal Bonds |  |
Fair value and gross unrealized losses of securities with unrealized losses, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position |  |
Number of Holdings with unrealized losses | security | 195 | 185
Less Than 12 Months, Fair Value | $ 47,577 | $ 22,430
Less Than 12 Months, Unrealized Losses | (832) | (354)
12 Months or Greater, Fair Value | 89,280 | 94,839
12 Months or Greater, Unrealized Losses | (12,359) | (12,159)
Fair Value | 136,857 | 117,269
Unrealized Losses | $ (13,191) | $ (12,513)
Mortgage-Backed Securities |  |
Fair value and gross unrealized losses of securities with unrealized losses, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position |  |
Number of Holdings with unrealized losses | security | 109 | 108
Less Than 12 Months, Fair Value | $ 12,054 | $ 4,701
Less Than 12 Months, Unrealized Losses | (35) | (14)
12 Months or Greater, Fair Value | 106,909 | 110,265
12 Months or Greater, Unrealized Losses | (10,457) | (10,047)
Fair Value | 118,963 | 114,966
Unrealized Losses | $ (10,492) | $ (10,061)
Corporate Securities |  |
Fair value and gross unrealized losses of securities with unrealized losses, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position |  |
Number of Holdings with unrealized losses | security | 39 | 45
Less Than 12 Months, Fair Value | $ 9,378 | $ 10,341
Less Than 12 Months, Unrealized Losses | (57) | (68)
12 Months or Greater, Fair Value | 35,054 | 39,318
12 Months or Greater, Unrealized Losses | (2,310) | (2,563)
Fair Value | 44,432 | 49,659
Unrealized Losses | $ (2,367) | $ (2,631)
U.S Government Agency Securities |  |
Fair value and gross unrealized losses of securities with unrealized losses, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position |  |
Number of Holdings with unrealized losses | security | 23 | 25
Less Than 12 Months, Fair Value | $ 932 | $ 800
Less Than 12 Months, Unrealized Losses | (6) | (3)
12 Months or Greater, Fair Value | 1,213 | 1,884
12 Months or Greater, Unrealized Losses | (21) | (27)
Fair Value | 2,145 | 2,684
Unrealized Losses | $ (27) | $ (30)
Asset-Backed Securities |  |
Fair value and gross unrealized losses of securities with unrealized losses, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position |  |
Number of Holdings with unrealized losses | security | 10 | 7
Less Than 12 Months, Fair Value | $ 11,553 | $ 13,024
Less Than 12 Months, Unrealized Losses | (14) | (31)
12 Months or Greater, Fair Value | 12,907 | 6,150
12 Months or Greater, Unrealized Losses | (46) | (6)
Fair Value | 24,460 | 19,174
Unrealized Losses | $ (60) | $ (37)

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