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Income Taxes (Details 3) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2018 | Dec. 31, 2019
Operating and capital loss carryforwards [Line Items] |  |  |
Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount |  | $ 20 |
Foreign Earnings Repatriated | $ 3,900 |  |
Deferred Tax Assets, Tax Deferred Expense | 410 |  |
Tax Credit Carryforward, Valuation Allowance |  | $ (111) |
Operating Loss and Tax Credit Carryforward, Amount | 2,242 |  |
Operating Loss Carryforwards | 181 |  | $ 176
Operating Loss and Tax Credit Carryforward, Valuation Allowance | (352) |  |
Foreign [Member] | Indefinite |  |  |
Operating and capital loss carryforwards [Line Items] |  |  |
Tax Credit Carryforward, Amount | 14 |  |
Tax Credit Carryforward, Valuation Allowance | (3) |  |
Operating Loss Carryforwards | 253 |  |
Deferred Tax Assets, Operating Loss Carryforwards | 75 |  |
Operating Loss Carryforwards, Valuation Allowance | (51) |  |
Deferred Tax Assets, Tax Credit Carryforwards | 3 |  |
Foreign [Member] | 2021 - 2030 |  |  |
Operating and capital loss carryforwards [Line Items] |  |  |
Operating Loss Carryforwards | 32 |  |
Deferred Tax Assets, Operating Loss Carryforwards | 10 |  |
Operating Loss Carryforwards, Valuation Allowance | (10) |  |
Foreign [Member] | 2023 - 2030 |  |  |
Operating and capital loss carryforwards [Line Items] |  |  |
Tax Credit Carryforward, Amount | 220 |  |
Tax Credit Carryforward, Valuation Allowance | (220) |  |
Deferred Tax Assets, Tax Credit Carryforwards | 220 |  |
State and Local Jurisdiction [Member] | Indefinite |  |  |
Operating and capital loss carryforwards [Line Items] |  |  |
Tax Credit Carryforward, Amount | 361 |  |
Tax Credit Carryforward, Valuation Allowance | (15) |  |
Deferred Tax Assets, Tax Credit Carryforwards | 15 |  |
State and Local Jurisdiction [Member] | 2021 - 2039 |  |  |
Operating and capital loss carryforwards [Line Items] |  |  |
Operating Loss Carryforwards | 1,268 |  |
Deferred Tax Assets, Operating Loss Carryforwards | 63 |  |
Operating Loss Carryforwards, Valuation Allowance | (48) |  |
State and Local Jurisdiction [Member] | 2023 |  |  |
Operating and capital loss carryforwards [Line Items] |  |  |
Tax Credit Carryforward, Amount | 8 |  |
Tax Credit Carryforward, Valuation Allowance | (5) |  |
Deferred Tax Assets, Tax Credit Carryforwards | 6 |  |
Domestic Tax Authority | 2035 - 2036 |  |  |
Operating and capital loss carryforwards [Line Items] |  |  |
Operating Loss Carryforwards | 25 |  |
Deferred Tax Assets, Operating Loss Carryforwards | 5 |  |
Operating Loss Carryforwards, Valuation Allowance | 0 |  |
Domestic Tax Authority | Indefinite |  |  |
Operating and capital loss carryforwards [Line Items] |  |  |
Operating Loss Carryforwards | 61 |  |
Deferred Tax Assets, Operating Loss Carryforwards | 13 |  |
Operating Loss Carryforwards, Valuation Allowance | $ 0 |  |

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