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Income Taxes - Summary of Net Operating Loss Carryforwards (Detail) $ in Millions | Dec. 31, 2018 USD ($)
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Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | $ 893
Tax Effected NOL | 182
Valuation Allowance (VA) | (154)
Tax Effected NOL Net of VA | 28
Federal [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 34
Tax Effected NOL | 7
Valuation Allowance (VA) | (6)
Tax Effected NOL Net of VA | 1
State [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 144
Tax Effected NOL | 8
Valuation Allowance (VA) | (8)
Foreign [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 715
Tax Effected NOL | 167
Valuation Allowance (VA) | (140)
Tax Effected NOL Net of VA | 27
2019 - 2021 Expiration [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 59
2019 - 2021 Expiration [Member] | Federal [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 6
2019 - 2021 Expiration [Member] | State [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 2
2019 - 2021 Expiration [Member] | Foreign [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 51
2022 - 2033 Expiration [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 178
2022 - 2033 Expiration [Member] | Federal [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 16
2022 - 2033 Expiration [Member] | State [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 20
2022 - 2033 Expiration [Member] | Foreign [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 142
2034 - 2038 Expiration [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 228
2034 - 2038 Expiration [Member] | Federal [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 12
2034 - 2038 Expiration [Member] | State [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 122
2034 - 2038 Expiration [Member] | Foreign [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 94
Unlimited Expiration [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | 428
Unlimited Expiration [Member] | Foreign [Member] |
Operating Loss Carryforwards [Line Items] |
Total Net Operating Loss (NOL) | $ 428

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- Definition Operating loss carryforwards net of valuation allowance, tax effected. + 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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- 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 30 -Paragraph 5 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=109238119&loc=d3e30536-109315 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319 Reference 3: 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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