CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY AND ACCUMULATED OTHER COMPREHENSIVE LOSS (Parenthetical) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |||
|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
|
| Cash dividends, per share (in dollars per share) | $ 0.56 | $ 0.50 | $ 1.12 | $ 0.89 | |
| Common stock authorized, amount for future purchases | $ 1,500.0 | $ 1,500.0 | |||
| Unrecognized prior service cost related to our pension and other postretirement benefit plans, net of accumulated tax of $1.0 million and $1.1 million at June 30, 2026 and December 31, 2025, respectively. | |||||
| Accumulated other comprehensive income, tax | 1.0 | 1.0 | $ 1.1 | ||
| Cash flow hedging transactions, net of tax of $0.4 million and $0.5 million at June 30, 2026 and December 31, 2025, respectively. | |||||
| Accumulated other comprehensive income, tax | $ 0.4 | $ 0.4 | $ 0.5 | ||