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Financing Receivables (Details) - USD ($) $ in Millions | Mar. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | $ 113 | $ 109
Financing Receivable, before Allowance for Credit Loss | 126 |
Financing Receivable, Allowance for Credit Loss | 13 |
Argentina [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | 48 | 64
Financing Receivable, before Allowance for Credit Loss | 61 |
Financing Receivable, Allowance for Credit Loss | 13 |
Chile [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | 39 | 33
Financing Receivable, before Allowance for Credit Loss | 39 |
Financing Receivable, Allowance for Credit Loss | 0 |
Other Entity [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | 9 | 12
Financing Receivable, before Allowance for Credit Loss | 9 |
Financing Receivable, Allowance for Credit Loss | 0 |
UNITED STATES |  |
Financing Receivable Recorded Investment [Line Items] |  |
Financing receivable | 17 | $ 0
Financing Receivable, before Allowance for Credit Loss | 17 |
Financing Receivable, Allowance for Credit Loss | $ 0 |

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