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Income Taxes - Additional Information (Detail) - USD ($) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Income Tax Contingency [Line Items] |  |  |  |  |  |
Excess tax benefit increase to additional paid in capital |  |  | $ 13,000,000 |  |  |
Foreign net operating losses | $ 162,000,000 |  | 162,000,000 |  |  |
Foreign credits | 16,000,000 |  | 16,000,000 |  |  |
Foreign accruals and employee benefits | 12,000,000 |  | 12,000,000 |  |  |
State net operating loss carry forwards | 53,000,000 |  | 53,000,000 |  |  |
State tax credits | 14,000,000 |  | 14,000,000 |  |  |
Increase (decrease) in valuation allowance |  |  | $ 30,000,000 |  | $ (29,000,000) |
State net operating loss carryforwards expire |  |  | over one to 20 years |  |  |
Deferred tax liability, unremitted foreign earnings | 44,100,000 | $ 130,000,000 | $ 44,100,000 |  | $ 130,000,000 |
Foreign tax credit, unremitted foreign earnings | 124,000,000 |  | 124,000,000 |  |  |
Deferred tax liability, foreign subsidiaries accumulated earnings | 1,500,000,000 |  | 1,500,000,000 |  |  |
Undistributed earnings of foreign subsidiaries | 5,100,000,000 |  | 5,100,000,000 |  |  |
Excess tax benefit from settlement agreement, out of period adjustment | (46,000,000) | (38,000,000) | $ 46,200,000 | [1] |  |
Common stock issued in settlement agreement, amount |  | 38,000,000 |  |  |  |
Statutory federal tax rate |  |  | 35.00% |  | 35.00% | 35.00%
Income tax provision |  |  | $ 90,500,000 |  | $ 9,100,000 | $ 84,900,000
Net increase in unrecognized tax benefit during the year |  |  | 50,000,000 |  |  |
Effective income tax rate, reserves, statute of limitations |  |  | 58,000,000 |  |  |
Decrease in income tax provision if unrecognized tax benefits were recognized | 204,000,000 |  | 204,000,000 |  |  |
Unrecognized interest and penalties | 29,000,000 | 29,000,000 | 29,000,000 |  | 29,000,000 | 27,000,000
Unrecognized penalties | 10,000,000 | $ 11,000,000 | 10,000,000 |  | 11,000,000 | 12,000,000
Interest and penalties, reversed in connection with related tax accruals for uncertainties in prior years |  |  |  |  | 4,000,000 | 5,000,000
Prior Years [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Income tax provision |  |  | 11,000,000 |  |  |
Federal |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Tax credit carryforwards amount | 199,000,000 |  | 199,000,000 |  |  |
State And Local Jurisdiction |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
State net operating loss carry forwards | 1,500,000,000 |  | 1,500,000,000 |  |  |
Increase (decrease) in valuation allowance |  |  | (58,000,000) |  |  |
Valuation allowance for net operating losses | 5,000,000 |  | 5,000,000 |  |  |
Tax credit carryforwards amount | 22,000,000 |  | 22,000,000 |  |  |
Foreign Country |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Foreign net operating loss carryforwards | 800,000,000 |  | 800,000,000 |  |  |
Tax credit carryforwards amount | 67,000,000 |  | 67,000,000 |  |  |
Payments made to a foreign jurisdictions |  |  | 6,000,000 |  |  |
Maximum [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Excess tax benefit increase to additional paid in capital |  |  |  |  | $ 1,000,000 | $ 1,000,000
Reduction in unrecognized tax benefit in the next 12 months | 48,000,000 |  | $ 48,000,000 |  |  |
Examination of income tax return |  |  | 5 years |  |  |
Income tax return in foreign jurisdictions |  |  | 5 years |  |  |
Minimum [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Reduction in unrecognized tax benefit in the next 12 months | $ 0 |  | $ 0 |  |  |
Examination of income tax return |  |  | 3 years |  |  |
Income tax return in foreign jurisdictions |  |  | 3 years |  |  |
[1] | In 2015, we recorded an out of period adjustment of $46 million related to excess tax benefits from the Settlement agreement. Refer to Note 16, “Income Taxes” of the notes to Consolidated Financial Statements for further details.

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Data Type: | na
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