Securities Lending (Details) - EBP 105 - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Securities Lending [Line Items] | ||
| Master trust, fees from securities lending agreements | $ 2.5 | |
| Securities on loan, amount | 956.9 | $ 944.5 |
| Collateral, amount | $ 987.0 | $ 972.2 |
| Collateral, percentage of fair value | 103.00% | 103.00% |
| Cash and cash equivalents | ||
| Securities Lending [Line Items] | ||
| Collateral, fair value | $ 476.1 | $ 595.6 |
| Cash and cash equivalents | Plan's Interest in Master Trust Balances | ||
| Securities Lending [Line Items] | ||
| Collateral, fair value | $ 3.8 | $ 4.9 |