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Financing Receivables (Details) - USD ($) $ in Millions | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | $ 192 | $ 109
Financing Receivable, before Allowance for Credit Loss | 203 |
Financing Receivable, Allowance for Credit Loss | 11 |
Argentina [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | 41 | 64
Financing Receivable, before Allowance for Credit Loss | 52 |
Financing Receivable, Allowance for Credit Loss | 11 |
Chile [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | 106 | 33
Financing Receivable, before Allowance for Credit Loss | 106 |
Financing Receivable, Allowance for Credit Loss | 0 |
Other Entity [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | 27 | 12
Financing Receivable, before Allowance for Credit Loss | 27 |
Financing Receivable, Allowance for Credit Loss | 0 |
UNITED STATES |  |
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | 18 | $ 0
Financing Receivable, before Allowance for Credit Loss | 18 |
Financing Receivable, Allowance for Credit Loss | $ 0 |

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