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Investment Securities - Schedule of Available-For-Sale Investment Securities by Contractual Maturity (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
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Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Fair Value [Abstract] |  |
Amortized Cost, Due in one year or less | $ 712,675 | $ 621,499
Amortized Cost, Due after one year through five years | 211,642 | 467,062
Amortized Cost, Total | 924,317 | 1,088,561
Fair Market Value, Due in one year or less | 714,118 | 622,161
Fair Market Value, Due after one year through five years | 212,235 | 467,363
Fair Market Value, Total | $ 926,353 | $ 1,089,524

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