Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Statement of Comprehensive Income [Abstract]
Net earnings	$ 539.1	$ 547.5	$ 462.5
Other comprehensive income (loss), net:
Foreign currency translation adjustments	(247.0)	117.6	(26.4)
Pension and post-retirement liability adjustment, net of tax (provision) benefit of $(3.4), $(0.1) and $0.9 for the years ended June 30, 2022, 2021 and 2020, respectively	10.6	0.3	(2.8)
Fair market value loss on cash flow hedge, net of tax (provision) benefit of $(0.2), $2.6, and $— for the years ended June 30, 2022, 2021 and 2020, respectively	0.8	(8.2)	0.0
Total other comprehensive income (loss), net	(235.6)	109.7	(29.2)
Comprehensive income	$ 303.6	$ 657.2	$ 433.3