Shareholders' Equity (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions |
3 Months Ended | 6 Months Ended | |||||
|---|---|---|---|---|---|---|---|
Dec. 15, 2025 |
Jun. 30, 2026 |
Mar. 31, 2026 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Jun. 30, 2026 |
Dec. 31, 2025 |
|
| Stockholders Equity Note Disclosure [Line Items] | |||||||
| Share repurchase (in shares) | 4.0 | ||||||
| Share repurchases | $ 150.0 | $ 200.0 | $ 75.0 | $ 50.0 | $ 350.0 | ||
| Dividends (in dollars per share) | $ 0.27 | $ 0.27 | $ 0.25 | $ 0.25 | |||
| Dividends payable | $ 43.1 | 43.1 | $ 44.1 | ||||
| December 2025 Share Repurchase Program | |||||||
| Stockholders Equity Note Disclosure [Line Items] | |||||||
| Share repurchase program, authorized amount | $ 1,000.0 | ||||||
| Share repurchase program remaining available amount | $ 650.0 | $ 650.0 | |||||
| Common stock authorized for repurchase, expiration date | Dec. 31, 2028 | ||||||
| X | ||||||||||
- Definition Stockholders Equity Note Disclosure [Line Items] No definition available.
|
| X | ||||||||||
- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Expiration date for purchase of share under share repurchase plan, in YYYY-MM-DD format. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|