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Income Taxes Income Taxes - Provision for Income Taxes Charged To Income From Continuing Operations (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Provision for Income Taxes [Line Items] |  |  |  |
Current Federal Tax Expense (Benefit) | $ 0 | $ 0 | $ 0 | $ 0
Income (Loss) from Continuing Operations before Income Taxes, Domestic | (50) | (57) | (306) | (121)
Current Income Tax Expense (Benefit) | 3 | 28 | 1 | 31
Deferred Foreign Income Tax Expense (Benefit) | (1) | 0 | (6) | (1)
Deferred Income Tax Expense (Benefit) | (1) | 0 | (6) | (1)
Income Tax Expense (Benefit) | 2 | 28 | (4) | 30
Income (Loss) from Continuing Operations before Income Taxes, Foreign | 17 | (43) | (13) | (21)
Pre-tax income (loss) | (33) | (100) | (320) | (141)
Current State and Local Tax Expense (Benefit) | 0 | 0 | 0 | (3)
Current Foreign Tax Expense (Benefit) | $ 3 | $ 28 | $ 1 | $ 34

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