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Cash Flow Information (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Supplemental Cash Flow Elements [Abstract]
Interest paid	$ 709	$ 502
Net income taxes paid	1,245	1,277
Treasury stock purchases settled after the balance sheet date	18	0
Software obtained under financing arrangements	554	96
Hardware obtained under financing arrangements	193	0
Right-of-use assets obtained in exchange for lease liabilities - operating leases	28	66
Right-of-use assets obtained in exchange for lease liabilities - finance leases	$ 259	$ 106

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Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax.

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