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Income Taxes - Operating Loss Carryforwards (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Operating Loss Carryforwards [Line Items] |  |
State Losses Carry Over, Expiring in 2021 and 2040 | $ 287,400 |
State Tax Carry Over, Indefinitely | 27,800 |
Internal Revenue Service (IRS) [Member] |  |
Operating Loss Carryforwards [Line Items] |  |
Loss carryforwards | 1,031,200 |
Foreign Tax Authority [Member] |  |
Operating Loss Carryforwards [Line Items] |  |
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration | 97,000 |
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration | 934,200 |
State and Local Jurisdiction [Member] |  |
Operating Loss Carryforwards [Line Items] |  |
Loss carryforwards | $ 315,200 | $ 54,100

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are not subject to expiration dates. + References No definition available. + Details
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates. + References No definition available. + Details
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319 + Details
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