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Cash, cash equivalents, restricted cash and cash equivalents and investments - Components of Cash, Cash Equivalents, Restricted Cash and Cash Equivalents and Investments (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022	Sep. 30, 2022	Dec. 31, 2021
Restricted Cash and Cash Equivalents Items [Line Items]
Cash and cash equivalents	$ 2,171	$ 1,910
Restricted cash and cash equivalents	1,085	1,453
Total cash, cash equivalents, restricted cash and cash equivalents	3,256	3,363	$ 2,528	$ 3,648
Short-term investments	3,320	2,339
Long-term investments	149	322
Cash in bank accounts
Restricted Cash and Cash Equivalents Items [Line Items]
Cash and cash equivalents	1,238	1,160
Cash in bank accounts | Argentina
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash and cash equivalents	413	496
Cash in bank accounts | Mexico
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash and cash equivalents	38	9
Cash in bank accounts | Chile
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash and cash equivalents	27	4
Cash in bank accounts | Columbia
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash and cash equivalents	0	1
Money market
Restricted Cash and Cash Equivalents Items [Line Items]
Cash and cash equivalents	764	599
Restricted cash and cash equivalents	26	33
Money market | Columbia
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash and cash equivalents	0	5
Time deposits
Restricted Cash and Cash Equivalents Items [Line Items]
Cash and cash equivalents	169	130
Time deposits | Mexico
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash and cash equivalents	264	239
Time deposits | Chile
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash and cash equivalents	36	49
U.S. government debt securities
Restricted Cash and Cash Equivalents Items [Line Items]
Cash and cash equivalents	0	21
Foreign government debt securities (Central Bank of Brazil mandatory guarantee)
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash and cash equivalents	0	158
Securitization transactions
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted cash and cash equivalents	281	459
U.S. government debt securities
Restricted Cash and Cash Equivalents Items [Line Items]
Short-term investments	1,124	558
Long-term investments	0	175
Foreign government debt securities (Central Bank of Brazil mandatory guarantee)
Restricted Cash and Cash Equivalents Items [Line Items]
Short-term investments	1,762	1,219
Foreign government debt securities
Restricted Cash and Cash Equivalents Items [Line Items]
Short-term investments	94	123
Long-term investments	67	70
Foreign government debt securities | Guarantee of line of credit
Restricted Cash and Cash Equivalents Items [Line Items]
Short-term investments	6
Foreign government debt securities | Pending approvals
Restricted Cash and Cash Equivalents Items [Line Items]
Long-term investments	15
Time deposits
Restricted Cash and Cash Equivalents Items [Line Items]
Short-term investments	326	439
Securitization transactions
Restricted Cash and Cash Equivalents Items [Line Items]
Short-term investments	1	0
Long-term investments	24	21
Equity securities at fair value
Restricted Cash and Cash Equivalents Items [Line Items]
Short-term investments	13	0
Equity securities held at cost
Restricted Cash and Cash Equivalents Items [Line Items]
Long-term investments	$ 58	$ 56

X

- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).

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Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.

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