Other Assets and Other Liabilities - Schedule of Other Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Current liabilities:
Wages and employee benefits	$ 866	$ 883
Income taxes (Note 15)	98	109
Derivative instruments (Note 13)	159	348
Deferred revenue (Note 4)	226	190
Customer deposits (Note 4)	160	127
Short-term operating leases (Note 8)	97	95
Other current liabilities	1,239	1,369
Other accrued liabilities	2,845	3,121
Non-current liabilities:
Defined benefit pension plan liabilities (Note 11)	587	529
Derivative instruments (Note 13)	307	273
Deferred revenue (Note 4)	549	643
Customer deposits (Note 4)	1,335	983
Contingent consideration (Note 3)	136
Deferred tax liabilities (Note 15)	149	137
Long-term operating leases (Note 8)	846	785
Other non-current liabilities	1,188	1,175
Other liabilities	$ 5,097	$ 4,525