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Revenue Contract Balances (Details) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Aug. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020
Revenue [Abstract] |  |  |
Contract with Customer, Liability |  | $ 216 | $ 531
Contract with Customer, Liability, Revenue Recognized |  | 410 | 14
Disaggregation of Revenue [Line Items] |  |  |
Contract with Customer, Liability |  | 216 | 531
Financing Receivable, after Allowance for Credit Loss |  | 57 | 101
Angamos [Member] |  |  |
Revenue [Abstract] |  |  |
Contract with Customer, Liability | $ 655 |  |
Disaggregation of Revenue [Line Items] |  |  |
Contract with Customer, Liability | 655 |  |
Servicing Liability at Amortized Cost, Amortization | $ 55 |  |
Discontinued Operations, Held-for-sale or Disposed of by Sale [Member] | Mong Duong held-dfor-sale [Member] |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Accounts Receivable, Allowance for Credit Loss |  | 30 | 32
Financing Receivable, after Allowance for Credit Loss, Current |  | 91 | 80
Financing Receivable, after Allowance for Credit Loss |  | 1,200 | 1,300
Financing Receivable, after Allowance for Credit Loss, Noncurrent |  | $ 1,100 | $ 1,200

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