CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - $ / shares	3 Months Ended		6 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Statement of Stockholders' Equity [Abstract]
Common stock, par value (in dollars per share)		$ 5		$ 5	$ 5	$ 5
Cash dividends per common share (in dollars per share)	$ 0.20	$ 0.20	$ 0.40	$ 0.40