XML 104 R88.htm IDEA: XBRL DOCUMENT v3.8.0.1
Income Taxes - Summary of Net Operating Loss Carryforwards (Detail)
$ in Millions
Dec. 31, 2017
USD ($)
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) $ 816
Tax Effected NOL 182
Valuation Allowance (VA) (157)
NOL Net of VA 25
2018 - 2021 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 65
2022 - 2033 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 155
2034 - 2037 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 224
Unlimited Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 372
Federal [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 22
Tax Effected NOL 5
Valuation Allowance (VA) (4)
NOL Net of VA 1
Federal [Member] | 2018 - 2021 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 6
Federal [Member] | 2022 - 2033 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 16
State [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 145
Tax Effected NOL 8
Valuation Allowance (VA) (8)
State [Member] | 2018 - 2021 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 2
State [Member] | 2022 - 2033 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 16
State [Member] | 2034 - 2037 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 127
Foreign [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 649
Tax Effected NOL 169
Valuation Allowance (VA) (145)
NOL Net of VA 24
Foreign [Member] | 2018 - 2021 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 57
Foreign [Member] | 2022 - 2033 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 123
Foreign [Member] | 2034 - 2037 Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) 97
Foreign [Member] | Unlimited Expiration [Member]  
Operating Loss Carryforwards [Line Items]  
Total Net Operating Loss (NOL) $ 372