Debt - Schedule of Debt and Capital Lease Obligations (Details) - USD ($) $ in Millions |
Sep. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Debt Instrument [Line Items] | ||
| Current portion of finance lease | $ 0.0 | $ 0.1 |
| Current portion of debt | 0.0 | 0.1 |
| Long-term debt | 757.9 | 700.6 |
| Non-current portion of finance lease and other debt | 2.3 | 1.9 |
| Total debt | 757.9 | 700.7 |
| Senior unsecured credit facility | ||
| Debt Instrument [Line Items] | ||
| Long-term debt | 60.0 | 0.0 |
| 4.7% senior notes due 2025 | ||
| Debt Instrument [Line Items] | ||
| Senior notes | 0.0 | 300.0 |
| 4.7% senior notes due 2025 and 3.95% senior notes due 2027 | ||
| Debt Instrument [Line Items] | ||
| Senior notes --- original issue discount | (0.3) | (0.4) |
| Senior notes --- deferred financing costs | (4.1) | (0.9) |
| 3.95% senior notes due 2027 | ||
| Debt Instrument [Line Items] | ||
| Senior notes | 400.0 | 400.0 |
| 5.875% senior notes due 2035 | ||
| Debt Instrument [Line Items] | ||
| Senior notes | $ 300.0 | $ 0.0 |
| X | ||||||||||
- Definition Finance lease obligations noncurrent and other long term debt. No definition available.
|
| X | ||||||||||
- Definition Amount of short-term and long-term debt and lease obligation. 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 | ||||||||||
- Definition Amount, after accumulated amortization, of debt discount. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Senior note holders are paid off in full before any payments are made to junior note holders. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|