CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) shares in Millions, $ in Millions		3 Months Ended		9 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Net revenue		$ 8,900	$ 8,123	$ 26,309	$ 24,044
Operating Expenses
Personnel		1,573	1,481	4,655	4,333
Marketing		378	297	1,009	938
Network and processing		200	182	570	539
Professional fees		152	133	443	372
Depreciation and amortization		264	235	760	696
General and administrative		382	314	1,174	918
Litigation provision		13	457	452	798
Total operating expenses		2,962	3,099	9,063	8,594
Operating income		5,938	5,024	17,246	15,450
Non-operating Income (Expense)
Interest expense		(196)	(182)	(465)	(461)
Investment income (expense) and other		247	304	763	412
Total non-operating income (expense)		51	122	298	(49)
Income before income taxes		5,989	5,146	17,544	15,401
Income tax provision		1,117	990	3,119	2,809
Net income		$ 4,872	$ 4,156	$ 14,425	$ 12,592
Class A common stock
Earnings Per Share
Basic Earnings Per Share (in dollars per share)		$ 2.40	$ 2.00	$ 7.09	$ 6.03
Basic Weighted-average Shares Outstanding (in shares)		1,610	1,614	1,591	1,623
Diluted Earnings Per Share (in dollars per share)		$ 2.40	$ 2.00	$ 7.08	$ 6.02
Diluted Weighted-average Shares Outstanding (in shares)		2,029	2,080	2,038	2,092
Class B-1 common stock
Earnings Per Share
Basic Earnings Per Share (in dollars per share)		$ 3.82	$ 3.20	$ 11.25	$ 9.65
Basic Weighted-average Shares Outstanding (in shares)		97	245	196	245
Diluted Earnings Per Share (in dollars per share)		$ 3.81	$ 3.19	$ 11.24	$ 9.64
Diluted Weighted-average Shares Outstanding (in shares)		97	245	196	245
Class B-2 common stock
Earnings Per Share
Basic Earnings Per Share (in dollars per share)	[1]	$ 3.82	$ 0	$ 11.25	$ 0
Basic Weighted-average Shares Outstanding (in shares)	[1]	74	0	25	0
Diluted Earnings Per Share (in dollars per share)	[1]	$ 3.81	$ 0	$ 11.24	$ 0
Diluted Weighted-average Shares Outstanding (in shares)	[1]	74	0	25	0
Class C common stock
Earnings Per Share
Basic Earnings Per Share (in dollars per share)		$ 9.62	$ 8.00	$ 28.35	$ 24.10
Basic Weighted-average Shares Outstanding (in shares)		29	10	16	10
Diluted Earnings Per Share (in dollars per share)		$ 9.60	$ 7.99	$ 28.31	$ 24.08
Diluted Weighted-average Shares Outstanding (in shares)		29	10	16	10

[1] No shares of class B-2 common stock were outstanding prior to the class B-1 common stock exchange offer. See Note 9—Stockholders’ Equity for further details.