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Investment Securities - Summary of Held-to-Maturity Securities, Unrealized Losses (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Schedule of Held-to-maturity Securities [Line Items] |  |
Fair Value, Less than 12 months | $ 48,245 | $ 16,978
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (931) | (109)
Fair Value, 12 months or more | 399,840 | 452,822
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (80,842) | (80,843)
Total Fair Value | 448,085 | 469,800
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss | (81,773) | (80,952)
U.S. Treasury securities |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Fair Value, 12 months or more | 49,159 | 48,334
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (480) | (1,004)
Total Fair Value | 49,159 | 48,334
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss | (480) | (1,004)
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Fair Value, Less than 12 months | 45,427 | 14,689
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (880) | (72)
Fair Value, 12 months or more | 185,558 | 217,467
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (35,990) | (34,480)
Total Fair Value | 230,985 | 232,156
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss | (36,870) | (34,552)
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Fair Value, Less than 12 months | 2,818 | 2,289
Held-to-maturity Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (51) | (37)
Fair Value, 12 months or more | 165,123 | 187,021
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (44,372) | (45,359)
Total Fair Value | 167,941 | 189,310
Held-to-maturity Securities, Continuous Unrealized Loss Position, Accumulated Loss | $ (44,423) | $ (45,396)

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