Leases Balance Sheet (Details 2) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Assets and Liabilities, Lessee [Abstract]
Operating lease right-of-use assets	$ 1,818	$ 1,811
Operating Lease, Liability, Current	300	299
Operating Lease, Liability, Noncurrent	1,892	1,824
Operating Lease, Liability, Total	$ 2,192	$ 2,123