Income Taxes (Unaudited) Unrecognized Tax Benefit (Details 2) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Increase in Unrecognized Tax Benefits is Reasonably Possible	$ 120
Decrease in Unrecognized Tax Benefits is Reasonably Possible	110
Unrecognized Tax Benefit Related to Methods of Accounting	1,700
Unrecognized Tax Benefits Related to Methods of Accounting - 451(b)	458
Current unrecognized tax benefits	$ 659	$ 590