CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Parenthetical) - $ / shares	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2020
Statement of Stockholders' Equity [Abstract]
Accounting Standards Update [Extensible Enumeration]		Accounting Standards Update 2016-13 [Member]
Cash dividends declared on common stock (in dollars per share)	$ 0.20	$ 0.20	$ 0.20