Restructuring - Summary of Restructuring Program (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Restructuring Cost and Reserve [Line Items]
Cost of Revenue	$ 1,214	$ 746	$ 2,309	$ 1,368
Selling, General and Administrative Expense	376	$ 185	759	$ 368
Charged to expense			8
Restructuring Reserve, Ending Balance	8		8
2022 Restructuring Program [Member]
Restructuring Cost and Reserve [Line Items]
Cost of Revenue			2
Selling, General and Administrative Expense			9
Payments			(3)
Restructuring Reserve, Ending Balance	$ 8		$ 8