Related Party Transactions (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Related Party Transaction [Line Items] | ||||
| Administrative and general | $ 62.4 | $ 50.4 | $ 180.6 | $ 145.2 |
| Cash dividends paid to parent company | 225.0 | 225.0 | ||
| Parent Company | ||||
| Related Party Transaction [Line Items] | ||||
| Cash dividends paid to parent company | 75.0 | 75.0 | 225.0 | 225.0 |
| Affiliates | ||||
| Related Party Transaction [Line Items] | ||||
| Administrative and general | $ 1.5 | $ 1.5 | $ 4.7 | $ 4.5 |
| X | ||||||||||
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| 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
|
| X | ||||||||||
- Details
|