Capital Stock (Textuals) (Details) - USD ($) shares in Millions, $ in Millions |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Aug. 24, 2015 |
|
| Share Repurchase Programs | |||||
| Equity, Class of Treasury Stock [Line Items] | |||||
| Shares repurchased (in shares) (less than) | 0.1 | 0.1 | 0.1 | 0.1 | |
| Shares repurchased | $ 1.0 | $ 3.0 | $ 13.0 | $ 18.0 | |
| 2015 Stock Repurchase Program | |||||
| Equity, Class of Treasury Stock [Line Items] | |||||
| Stock repurchase program, authorized amount | $ 500.0 | ||||
| Remaining authorized amount of repurchase | $ 182.0 | 182.0 | |||
| Settlement of Employee Tax Withholding Obligations | |||||
| Equity, Class of Treasury Stock [Line Items] | |||||
| Shares repurchased (in shares) (less than) | 0.1 | 0.1 | 0.1 | ||
| Shares repurchased | $ 1.0 | $ 3.0 | $ 13.0 | $ 18.0 | |