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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2017
Income Tax Disclosure [Abstract] |
Domestic and Foreign Components of Income (Loss) Before Income Taxes | The domestic and foreign components of income (loss) before income taxes were as follows (in millions):
|  | December 31, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
United States |  | $ | (64 | ) |  | $ | (206 | ) |  | $ | (524 | )
Foreign |  |  | 12 |  |  |  | (24 | ) |  |  | 6 |
Loss before income taxes |  | $ | (52 | ) |  | $ | (230 | ) |  | $ | (518 | )
Components of the Provision (Benefit) for Income Taxes | The provision (benefit) for income taxes for 2017, 2016 and 2015 consisted of the following (in millions):
|  | 2017 |  |  | 2016 |  |  | 2015 |
U.S. Federal: |  |  |  |  |  |  |  |  |  |  |  |
Current |  |  | — |  |  | $ | 2 |  |  | $ | (14 | )
Deferred |  |  | — |  |  |  | (1 | ) |  |  | (2 | )
|  |  | — |  |  |  | 1 |  |  |  | (16 | )
U.S. State: |  |  |  |  |  |  |  |  |  |  |  |
Current |  |  | — |  |  |  | — |  |  |  | (1 | )
Deferred |  |  | — |  |  |  | — |  |  |  | — |
|  |  | — |  |  |  | — |  |  |  | (1 | )
Foreign |  |  |  |  |  |  |  |  |  |  |  |
Current |  |  | 1 |  |  |  | 3 |  |  |  | 5 |
Deferred |  |  | (1 | ) |  |  | — |  |  |  | (4 | )
|  |  | — |  |  |  | 3 |  |  |  | 1 |
Income tax provision (benefit) |  | $ | — |  |  | $ | 4 |  |  | $ | (16 | )
Reconciliation Between Effective Tax Rate | The reconciliation between the Company’s effective tax rate on income (loss) from continuing operations and the statutory tax rate is as follows (in millions):
|  | December 31, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
Income tax provision (benefit) at federal statutory rate |  | $ | (18 | ) |  | $ | (81 | ) |  | $ | (181 | )
Foreign tax rate differential |  |  | (2 | ) |  |  | 2 |  |  |  | (1 | )
State income tax provision (benefit), net of federal benefit |  |  | (5 | ) |  |  | (3 | ) |  |  | (8 | )
Nondeductible expenses |  |  | 2 |  |  |  | 8 |  |  |  | 3 |
Foreign tax credits |  |  | (31 | ) |  |  | (2 | ) |  |  | (3 | )
Nondeductible goodwill impairment |  |  | — |  |  |  | — |  |  |  | 42 |
One-time transition tax |  |  | 33 |  |  |  |  |  |  |  |  |
U.S. tax rate change |  |  | 69 |  |  |  |  |  |  |  |  |
Change in valuation allowance |  |  | (45 | ) |  |  | 78 |  |  |  | 129 |
Change in contingency reserve and other |  |  | (3 | ) |  |  | 2 |  |  |  | 3 |
Income tax provision (benefit) |  | $ | — |  |  | $ | 4 |  |  | $ | (16 | )
Effective tax rate |  |  | 0.0 | % |  |  | (1.6 | )% |  |  | 3.0 | %
Significant Components of Deferred Tax Assets and Liabilities | Significant components of the Company’s deferred tax assets and liabilities were as follows (in millions):
|  | December 31, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
Deferred tax assets: |  |  |  |  |  |  |  |  |  |  |  |
Allowances and operating liabilities |  | $ | 8 |  |  | $ | 8 |  |  | $ | 9 |
Net operating loss carryforwards |  |  | 52 |  |  |  | 78 |  |  |  | 13 |
Foreign tax credit carryforwards |  |  | 29 |  |  |  | 5 |  |  |  | 3 |
Trade credit |  |  | 1 |  |  |  | 3 |  |  |  | 4 |
Allowance for doubtful accounts |  |  | 6 |  |  |  | 10 |  |  |  | 12 |
Inventory reserve |  |  | 12 |  |  |  | 18 |  |  |  | 11 |
Stock-based compensation |  |  | 15 |  |  |  | 19 |  |  |  | 19 |
Intangible assets |  |  | 27 |  |  |  | 53 |  |  |  | 56 |
Other |  |  | 2 |  |  |  | 6 |  |  |  | 1 |
Total deferred tax assets |  |  | 152 |  |  |  | 200 |  |  |  | 128 |
Deferred tax liabilities: |  |  |  |  |  |  |  |  |  |  |  |
Tax over book depreciation |  |  | — |  |  |  | (4 | ) |  |  | (6 | )
Total deferred tax liabilities |  |  | — |  |  |  | (4 | ) |  |  | (6 | )
Net deferred tax assets before valuation allowance |  |  | 152 |  |  |  | 196 |  |  |  | 122 |
Valuation allowance |  |  | (157 | ) |  |  | (202 | ) |  |  | (129 | )
Net deferred tax assets (liability) |  | $ | (5 | ) |  | $ | (6 | ) |  | $ | (7 | )
Reconciliation of Unrecognized Tax Benefits | A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows (in millions):
|  | 2017 |  |  | 2016 |  |  | 2015 |
Unrecognized tax benefit at January 1 |  | $ | 1 |  |  | $ | 1 |  |  | $ | — |
Gross increases - tax positions in prior period |  |  | — |  |  |  | — |  |  |  | — |
Gross decreases - tax positions in prior period |  |  | — |  |  |  | — |  |  |  | — |
Gross increases - tax positions in current period |  |  | — |  |  |  | — |  |  |  | 1 |
Settlement |  |  | (1 | ) |  |  | — |  |  |  | — |
Lapse of statute of limitations |  |  | — |  |  |  | — |  |  |  | — |
Unrecognized tax benefit at December 31 |  | $ | — |  |  | $ | 1 |  |  | $ | 1 |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
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- Definition Tabular disclosure for tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities and other income tax contingencies. Includes, but is not limited to, interest and penalties, reconciliation of unrecognized tax benefits, unrecognized tax benefits that would affect the effective tax rate, tax years that remain subject to examination by tax jurisdictions, and information about positions for which it is reasonably possible that amounts unrecognized will significantly change within 12 months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319 + Details
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