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Financial Instruments - Schedule of Adjusted to Equity and Other Investments without Readily Determinable Fair Values (Details) - Equity Securities Without Readily Determinable Fair Value - USD ($)
$ in Millions
 12 Months Ended
Sep. 20, 2023
Dec. 31, 2023
Dec. 31, 2022
Equity Securities Adjustments [Roll Forward]      
Balance, beginning of the period   $ 1,085 $ 543
Purchases of equity and other investments   104 599
Investments received as non-cash consideration in exchange for services   60 244
Gross unrealized gains   10 20
Sale of equity and other investments   0 (13)
Gross unrealized losses and impairments   (120) (308)
Transfers to readily determinable fair values   (634) 0
Balance, end of the period   505 1,085
Transfers from measurement alternative   $ 634 $ 0
Call Option      
Equity Securities Adjustments [Roll Forward]      
Fair value accounted as a derivative $ 54    
Klaviyo, Inc.      
Equity Securities Adjustments [Roll Forward]      
Transfers to readily determinable fair values (257)    
Transfers from measurement alternative $ 257