Shareholders' Equity (Deficit) - Schedule of Stock Repurchases (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended		135 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023
Equity [Abstract]
Shares repurchased (in shares)	1.7	1.7	3.5	4.5	164.2
Average price per share (in dollars per share)	$ 323.96	$ 292.06	$ 314.36	$ 293.56
Repurchase costs recorded to accumulated deficit	$ 550	$ 500	$ 1,100	$ 1,328	$ 22,600