Consolidated Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Operating Activities
Net income	$ 6,981	$ 6,269
Adjustments to reconcile net income to net cash provided by operating activities:
Amortization of customer incentives	993	826
Depreciation and amortization	556	441
(Gains) losses on equity investments, net	25	7
Share-based compensation	308	263
Deferred income taxes	81	(93)
Other	60	80
Changes in operating assets and liabilities:
Accounts receivable	(217)	(234)
Settlement assets	(590)	(284)
Prepaid expenses	(2,238)	(1,980)
Accrued litigation and legal settlements	81	(197)
Restricted security deposits held for customers	125	(73)
Accounts payable	(168)	9
Settlement obligations	356	199
Accrued expenses	(203)	(415)
Net change in other assets and liabilities	833	(8)
Net cash provided by operating activities	6,983	4,810
Investing Activities
Purchases of investment securities available-for-sale	(247)	(219)
Purchases of investments held-to-maturity	(22)	(81)
Proceeds from sales of investment securities available-for-sale	126	58
Proceeds from maturities of investment securities available-for-sale	125	139
Proceeds from maturities of investments held-to-maturity	27	306
Purchases of property and equipment	(199)	(272)
Capitalized software	(367)	(402)
Other investing activities	(10)	3
Net cash used in investing activities	(567)	(468)
Financing Activities
Purchases of treasury stock	(4,838)	(4,631)
Dividends paid	(1,385)	(1,231)
Proceeds from debt, net	1,242	983
Payment of debt	(750)	(1,000)
Tax withholdings related to share-based payments	(279)	(174)
Cash proceeds from employee stock plans	117	115
Other financing activities	(100)	0
Net cash used in financing activities	(5,993)	(5,938)
Effect of exchange rate changes on cash, cash equivalents, restricted cash and restricted cash equivalents	341	(67)
Net increase (decrease) in cash, cash equivalents, restricted cash and restricted cash equivalents	764	(1,663)
Cash, cash equivalents, restricted cash and restricted cash equivalents - beginning of period	10,808	10,465
Cash, cash equivalents, restricted cash and restricted cash equivalents - end of period	$ 11,572	$ 8,802