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Restructuring Charges/Other - Additional Information (Details) $ in Millions | 3 Months Ended | 6 Months Ended | 21 Months Ended
--- | --- | --- | ---
Jun. 30, 2017 USD ($) | Dec. 31, 2016 USD ($) | Jun. 30, 2017 USD ($) Reportable_Segments | Jun. 30, 2017 USD ($)
Restructuring Cost And Reserve [Line Items] |  |  |  |
Number of reportable segments | Reportable_Segments |  |  | 2 |
Restructuring charges |  |  | $ 7 |
Payments for restructuring |  |  | 10 |
Product Line Reorganization |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Restructuring charges |  | $ 18 | 3 |
Product Line Reorganization | Employee Severance |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Payments for restructuring |  |  | 5 |
Manufacturing Facility in Greenock, Scotland |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Restructuring charges | $ 2 |  | 4 | $ 28
Estimated restructuring charges primarily severance and benefits cost | $ 40 |  | $ 40 | $ 40

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