XML 92 R69.htm IDEA: XBRL DOCUMENT v3.25.0.1
Net Earnings Per Share - Calculations of Net Earnings Per Share - Basic and Diluted (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]      
Net earnings available to common shareholders $ 145.1 $ 88.8 $ 373.8
Weighted-average common shares outstanding (in millions):      
Weighted-average common shares outstanding - basic 47.8 49.8 52.2
Weighted average shares - diluted 48.3 50.4 52.8
Net earnings per share - basic $ 3.04 $ 1.78 $ 7.17
Net earnings per share - diluted $ 3.01 $ 1.76 $ 7.08
Effect of other share-based awards      
Weighted-average common shares outstanding (in millions):      
Effect of dilutive securities 0.5 0.6 0.6