CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) shares in Millions, $ in Millions	Jun. 30, 2025	Jun. 30, 2024
Statement of Financial Position [Abstract]
Trade receivables, allowances	$ 29.0	$ 24.3
Convertible Series B preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Convertible Series B preferred stock, shares authorized (in shares)	1.0	1.0
Convertible Series B preferred stock, shares issued (in shares)	0.1	0.1
Convertible Series B preferred stock, shares outstanding (in shares)	0.1	0.1
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized (in shares)	20.0	20.0
Preferred stock, shares issued (in shares)	1.0	1.0
Preferred stock, shares outstanding (in shares)	1.0	1.0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	1,250.0	1,250.0
Common stock, shares issued (in shares)	966.5	962.1
Common stock, shares outstanding (in shares)	872.3	867.8
Treasury stock (in shares)	94.3	94.3