Leases - Lease and Other Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Operating Leases
ROU assets	$ 452	$ 567
Other noncurrent assets	Other noncurrent assets	Other noncurrent assets
Lease liabilities, current	$ 131	$ 153
Other current liabilities	Other current liabilities	Other current liabilities
Lease liabilities, noncurrent	$ 529	$ 658
Other noncurrent liabilities	Other noncurrent liabilities	Other noncurrent liabilities
Lease Expense
Operating lease expense	$ 116	$ 147	$ 155
Short-term and variable lease expense	42	47	43
Sublease income	(5)	(6)	(5)
Total lease expense	153	188	$ 193
Operating cash paid for amounts included in the measurement of lease liabilities, operating leases	176	202
ROU assets obtained in exchange for new lease liabilities, operating leases	33	63
ROU assets derecognized (terminations/modifications)	$ (75)	$ (19)
Weighted average remaining lease term in years, operating leases	6 years	6 years
Weighted average discount rate, operating leases	4.05%	3.96%