Condensed Consolidated Statements of Stockholders’ Equity (Parenthetical) - $ / shares shares in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Statement of Stockholders' Equity [Abstract]
Treasury stock acquired (less than) (in shares)	0.1	0.1	0.1	0.1
Treasury stock reissued (in shares)	0.2	0.1	0.8	0.8
Common stock dividends (in dollars per share)	$ 0.64	$ 0.575	$ 1.92	$ 1.725