Stockholders' Equity Reclassifications out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |
|---|---|---|---|
Sep. 30, 2024 |
Sep. 30, 2024 |
Sep. 30, 2023 |
|
| Reclassification out of Accumulated Other Comprehensive Income | |||
| Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] | |||
| Amounts reclassified from accumulated other comprehensive income (loss), net of tax | $ 1.8 | $ 17.7 | $ 63.2 |
| X | ||||||||||
- Definition Amount of realized gain (loss) on investment in marketable security, including other-than-temporary impairment (OTTI). No definition available.
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|