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Income Taxes - Expiration of Loss and Tax Credit Carryforwards (Detail) $ in Thousands | Dec. 31, 2019 USD ($)
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Operating Loss and Tax Credit Carryforward [Line Items] |
Loss Carryforwards | $ 672,104
Tax Credit Carryforwards | 52,558
Period of Expiration 2020 - 2024 |
Operating Loss and Tax Credit Carryforward [Line Items] |
Loss Carryforwards | 40,890
Tax Credit Carryforwards | 456
Thereafter |
Operating Loss and Tax Credit Carryforward [Line Items] |
Loss Carryforwards | 187,120
Tax Credit Carryforwards | 31,809
No expiration date |
Operating Loss and Tax Credit Carryforward [Line Items] |
Loss Carryforwards | 444,094
Tax Credit Carryforwards | $ 20,293

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- Definition Operating Loss and Tax Credit Carryforward [Line Items] + 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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