Leases - Lease Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Current:
Operating lease liabilities	$ 286	$ 265
Finance lease liabilities	116	67
Noncurrent:
Operating lease liabilities	1,232	1,074
Finance lease liability	418	190
Total lease liabilities	$ 2,052	$ 1,596