CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Statement of Comprehensive Income [Abstract]
Net earnings	$ 579.2	$ 832.9	$ 865.8
Other comprehensive income (loss), net of income taxes:
Foreign currency translation adjustments	174.1	(139.7)	9.7
Pension and post-retirement plan benefit adjustments	0.0	0.4	(10.1)
Total other comprehensive income (loss), net of income taxes	174.1	(139.3)	(0.4)
Comprehensive income	$ 753.3	$ 693.6	$ 865.4