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Long-Term Debt and Other Borrowed Funds - Narrative (Details) - USD ($) $ in Millions | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Long-Term Debt and Lease Obligation | $ 383.4 | $ 120.8
Advance from Federal Home Loan Bank |  | 2,603.0
Other Short-term Borrowings | $ 2,430.0 | 2,603.0
Parent |  |
Fixed-to-floating rate (percent) | 5.25% |
Long-Term Debt | $ 99.1 | $ 99.0
Notes Payable to FHLB | Subsidiaries | Federal Home Loan Bank Advances |  |
Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, Unused Funds | 4,246.7 |
Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available | $ 5,926.7 |
5.01% fixed rate borrowings in tenors up to one-month |  |
Fixed-to-floating rate (percent) | 5.05% | 5.52%
Capital Lease Obligation, 8.00% | Subsidiaries | Capital Lease Obligations |  |
Fixed-to-floating rate (percent) | 8.00% |
Finance Lease, Liability | $ 0.8 | $ 0.9
Note Payable, maturing December 31, 2041, 1.00% | Subsidiaries | Notes Payable, Other Payables |  |
Fixed-to-floating rate (percent) | 1.00% |
Long-Term Debt | $ 5.1 | 5.1
Note Payable maturing March 31, 2038, 1.30% | Subsidiaries | Notes Payable, Other Payables |  |
Fixed-to-floating rate (percent) | 1.30% |
Long-Term Debt | $ 2.0 | 2.0
Note Payable maturing June 1, 2034, 1.30% | Subsidiaries | Notes Payable, Other Payables |  |
Fixed-to-floating rate (percent) | 1.30% |
Long-Term Debt | $ 0.6 | 0.6
Note Payable maturing December 31, 2045, 1.12% | Subsidiaries | Notes Payable, Other Payables |  |
Fixed-to-floating rate (percent) | 1.12% |
Long-Term Debt | $ 6.8 | 6.8
Note Payable maturing December 31, 2046, 1.35% | Subsidiaries | Notes Payable, Other Payables |  |
Fixed-to-floating rate (percent) | 1.35% |
Long-Term Debt | $ 6.4 | 6.4
FHLB Borrowing maturing July 2025 | Subsidiaries | Notes Payable, Other Payables |  |
Fixed-to-floating rate (percent) | 4.72% |
Long-Term Debt | $ 250.0 | $ 0.0

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