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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

Jun. 30, 2022

Dec. 31, 2021

Jun. 30, 2021

Dec. 31, 2020

Restricted Cash and Cash Equivalents Items [Line Items]

Cash and cash equivalents

$ 1,329

$ 2,585

Restricted cash and cash equivalents

924

1,063

Total cash, cash equivalents, restricted cash and cash equivalents

2,253

^[1]

3,648

^[1]

$ 1,431

$ 2,508

Short-term Investments

1,645

810

Long-term Investments

456

89

Time Deposits (Chilean Financial Market Commission) [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Short-term Investments

503

16

Sovereign Debt Securities (Central Bank Of Brazil Mandatory Guarantee) [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Short-term Investments

748

602

Sovereign Debt Securities [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Short-term Investments

339

192

Long-term Investments

385

23

Securitization Transactions [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Long-term Investments

^[2]

15

13

Corporate Debt Securities [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Short-term Investments

55

Equity Interest Held At Cost [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Long-term Investments

56

53

Securitization Transactions [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Restricted cash and cash equivalents

310

282

Sovereign Debt Securities (Secured Lines Of Credit Guarantee) [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Restricted cash and cash equivalents

135

296

Bank Account (Argentine Central Bank Regulation) [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Restricted cash and cash equivalents

415

449

Bank Account (Chilean Financial Market Commission) [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Restricted cash and cash equivalents

7

21

Time Deposits (Chilean Financial Market Commission) [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Restricted cash and cash equivalents

33

Money Market Funds (Secured Lines Of Credit Guarantee) [Member]

Restricted Cash and Cash Equivalents Items [Line Items]

Restricted cash and cash equivalents

$ 24

$ 15

[1]	Cash, cash equivalents, restricted cash and cash equivalents as reported in the consolidated statements of cash flow
[2]	Investments from securitization transactions are restricted to the payment of amounts due to third-party investors.

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- 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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