SHAREHOLDERS' EQUITY, Common Stock Dividends Declared and Paid (Details) - $ / shares	3 Months Ended		9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Equity [Abstract]
Dividends per common share - declared (in usd per share)	$ 0.45	$ 0.42	$ 1.35	$ 1.26
Dividends per common share - paid (in usd per share)	$ 0.45	$ 0.42	$ 1.32	$ 1.18
Dividend payout ratio	19.50%	24.60%	19.70%	21.20%