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Income Taxes - Operating Loss Carryforwards (Details) $ in Millions | Dec. 31, 2020 USD ($)
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Operating Loss Carryforwards |
Recognized valuation allowance relating to NOL carryforwards | $ 3,400.0
U.S. Federal |
Operating Loss Carryforwards |
Net operating loss carryforwards | 670.3
U.S. Federal | Between 2021 and 2040 |
Operating Loss Carryforwards |
Net operating loss carryforwards | 6,400.0
State |
Operating Loss Carryforwards |
Net operating loss carryforwards | 1,200.0
Foreign |
Operating Loss Carryforwards |
Net operating loss carryforwards | $ 13,800.0

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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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- Definition The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from net operating loss carryforwards for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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