Condensed Consolidated Statements of Stockholders’ Equity (Parenthetical) - $ / shares shares in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Statement of Stockholders' Equity [Abstract]
Treasury stock acquired (less than) (in shares)	0.1	0.1	0.9	0.1
Treasury stock reissued (in shares)	0.1	0.1	0.5	0.4
Common stock dividends (in dollars per share)	$ 0.80	$ 0.725	$ 1.60	$ 1.45