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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2021
Dividends paid, quarterly, per share (in dollars per share)	$ 0.45	$ 0.375	$ 0.32
Dividends declared, quarterly, per share (in dollars per share)	$ 0.45	$ 0.375	$ 0.32
Preferred stock	$ 1,698	$ 2,324
Series A convertible participating preferred stock
Preferred stock	$ 456	$ 1,000	$ 486

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Aggregate dividends paid during the period for each share of common stock outstanding.

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