Leases - Operating Lease Assets and Liabilities in the Consolidated Balance Sheet (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Leases [Abstract]
Right-of-use assets classified in Other noncurrent assets	$ 162	$ 162
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Other Assets, Noncurrent	Other Assets, Noncurrent
Current portion of lease liabilities classified in Other current liabilities	$ 44	$ 42
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other current liabilities (N)(Q)	Other current liabilities (N)(Q)
Long-term portion of lease liabilities classified in Other noncurrent liabilities and deferred credits	$ 118	$ 121
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other noncurrent liabilities and deferred credits (N)	Other noncurrent liabilities and deferred credits (N)
Total lease liabilities	$ 162	$ 163