Commitments And Contingencies (Details)	3 Months Ended
	Mar. 31, 2022 USD ($) item	Dec. 31, 2021 USD ($)
Loss Contingencies [Line Items]
Reserves for proceeding-related contingencies	$ 23,000,000
Aggregate amount for legal actions for which no loss amount has been accrued	81,000,000
Loss accrued for reasonably possible legal actions	$ 0
Number of purchase commitments entered | item	2
Buyer Protection Program [Member]
Loss Contingencies [Line Items]
Provision for maximum potential exposure	$ 2,958,000,000	$ 2,964,000,000
Product liability, contingency, recorded allowance	6,000,000	$ 5,000,000
ICMS-DIFAL [Member]
Loss Contingencies [Line Items]
Reserves for proceeding-related contingencies	7,000,000
Cloud Platform Services [Member]
Loss Contingencies [Line Items]
Paid in relation to the contract	44,000,000
Cloud Platform Services [Member] | Fully Paid Off Between October 1, 2021 And September 30, 2026 [Member]
Loss Contingencies [Line Items]
Purchase Commitment, Amount	824,000,000
Cloud Platform Services II [Member]
Loss Contingencies [Line Items]
Paid in relation to the contract	10,000,000
Cloud Platform Services II [Member] | Fully Paid Off Between September 17, 2021 And September 17, 2024 [Member]
Loss Contingencies [Line Items]
Purchase Commitment, Amount	$ 108,000,000