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Fair value measurement of assets and liabilities - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Other liabilities	Other liabilities
Securitization transactions
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments from securitization transactions	$ 22	$ 21
Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Financial Assets	3,520	3,315
Long-term retention plan	31	58
Contingent considerations	8	8
Derivative Instruments	31	24
Customer crypto-assets safeguarding liabilities	19	15
Total Financial Liabilities	89	105
Fair Value, Measurements, Recurring | Derivative Instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	1
Fair Value, Measurements, Recurring | USDC
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	3
Fair Value, Measurements, Recurring | Customer crypto-assets safeguarding assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	19	15
Fair Value, Measurements, Recurring | Quoted Prices in active markets for identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Financial Assets	3,501	3,299
Long-term retention plan	0	0
Contingent considerations	0	0
Derivative Instruments	0	0
Customer crypto-assets safeguarding liabilities	0	0
Total Financial Liabilities	0	0
Fair Value, Measurements, Recurring | Quoted Prices in active markets for identical Assets (Level 1) | Derivative Instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	0
Fair Value, Measurements, Recurring | Quoted Prices in active markets for identical Assets (Level 1) | USDC
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	3
Fair Value, Measurements, Recurring | Quoted Prices in active markets for identical Assets (Level 1) | Customer crypto-assets safeguarding assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	0
Fair Value, Measurements, Recurring | Significant other observable inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Financial Assets	19	16
Long-term retention plan	31	58
Contingent considerations	0	0
Derivative Instruments	31	24
Customer crypto-assets safeguarding liabilities	19	15
Total Financial Liabilities	81	97
Fair Value, Measurements, Recurring | Significant other observable inputs (Level 2) | Derivative Instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	1
Fair Value, Measurements, Recurring | Significant other observable inputs (Level 2) | USDC
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	0
Fair Value, Measurements, Recurring | Significant other observable inputs (Level 2) | Customer crypto-assets safeguarding assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	19	15
Fair Value, Measurements, Recurring | Unobservable inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total Financial Assets	0	0
Long-term retention plan	0	0
Contingent considerations	8	8
Derivative Instruments	0	0
Customer crypto-assets safeguarding liabilities	0	0
Total Financial Liabilities	8	8
Fair Value, Measurements, Recurring | Unobservable inputs (Level 3) | Derivative Instruments
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	0
Fair Value, Measurements, Recurring | Unobservable inputs (Level 3) | USDC
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	0
Fair Value, Measurements, Recurring | Unobservable inputs (Level 3) | Customer crypto-assets safeguarding assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Assets	0	0
Fair Value, Measurements, Recurring | Money market
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	629	599
Restricted Cash and cash equivalents	521	352
Fair Value, Measurements, Recurring | Money market | Quoted Prices in active markets for identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	629	599
Restricted Cash and cash equivalents	521	352
Fair Value, Measurements, Recurring | Money market | Significant other observable inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	0	0
Restricted Cash and cash equivalents	0	0
Fair Value, Measurements, Recurring | Money market | Unobservable inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	0	0
Restricted Cash and cash equivalents	0	0
Fair Value, Measurements, Recurring | U.S. government debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	239	21
Investments	157	214
Fair Value, Measurements, Recurring | U.S. government debt securities | Quoted Prices in active markets for identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	239	21
Investments	157	214
Fair Value, Measurements, Recurring | U.S. government debt securities | Significant other observable inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	0	0
Investments	0	0
Fair Value, Measurements, Recurring | U.S. government debt securities | Unobservable inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	0	0
Investments	0	0
Fair Value, Measurements, Recurring | Foreign government debt securities (Central Bank of Brazil mandatory guarantee)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted Cash and cash equivalents	0	158
Investments	547	733
Fair Value, Measurements, Recurring | Foreign government debt securities (Central Bank of Brazil mandatory guarantee) | Quoted Prices in active markets for identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted Cash and cash equivalents	0	158
Investments	547	733
Fair Value, Measurements, Recurring | Foreign government debt securities (Central Bank of Brazil mandatory guarantee) | Significant other observable inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted Cash and cash equivalents	0	0
Investments	0	0
Fair Value, Measurements, Recurring | Foreign government debt securities (Central Bank of Brazil mandatory guarantee) | Unobservable inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Restricted Cash and cash equivalents	0	0
Investments	0	0
Fair Value, Measurements, Recurring | U.S. government debt securities
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments	1,408	1,219
Fair Value, Measurements, Recurring | U.S. government debt securities | Quoted Prices in active markets for identical Assets (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments	1,408	1,219
Fair Value, Measurements, Recurring | U.S. government debt securities | Significant other observable inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments	0	0
Fair Value, Measurements, Recurring | U.S. government debt securities | Unobservable inputs (Level 3)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investments	$ 0	$ 0

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Total financial assets.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
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Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities.

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Paragraph 2
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