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Investment Securities - Amortized Cost and Fair Values of Debt Securities Held to Maturity (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | $ 405,639 | $ 419,009
Gross Unrealized Gains | 66 | 0
Gross Unrealized Losses | (68,986) | (68,414)
Estimated Fair Value | 336,719 | 350,595
ERROR in label resolution. |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | 1,000 | 1,000
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (16) | (36)
Estimated Fair Value | 984 | 964
US States and Political Subdivisions Debt Securities [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | 24,193 | 25,561
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (2,246) | (2,412)
Estimated Fair Value | 21,947 | 23,149
Mortgage - Backed Securities - Commercial [Member] | Obligations of U.S. Government [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | 89,404 | 69,502
Gross Unrealized Gains | 66 | 0
Gross Unrealized Losses | (14,785) | (14,435)
Estimated Fair Value | 74,685 | 55,067
Mortgage - Backed Securities - Commercial [Member] | Obligations of U.S. Government-Sponsored Enterprises [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | 0 | 2,190
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | 0 | (30)
Estimated Fair Value | 0 | 2,160
Mortgage - Backed Securities - Residential [Member] | Obligations of U.S. Government [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | 1,586 | 1,781
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (220) | (175)
Estimated Fair Value | 1,366 | 1,606
Mortgage - Backed Securities - Residential [Member] | Obligations of U.S. Government-Sponsored Enterprises [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | 266,587 | 296,432
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (47,564) | (47,148)
Estimated Fair Value | 219,023 | 249,284
Other Government - Sponsored Enterprises [Member] | Obligations of U.S. Government-Sponsored Enterprises [Member] |  |
Schedule of Held-to-maturity Securities [Line Items] |  |
Amortized Cost | 22,869 | 22,543
Gross Unrealized Gains | 0 | 0
Gross Unrealized Losses | (4,155) | (4,178)
Estimated Fair Value | $ 18,714 | $ 18,365

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