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Income Taxes - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Income Tax Contingency [Line Items] |  |  |  |  |  |
Unrecognized tax benefits would impact effective tax rate if recognized | $ 13.4 |  | $ 13.4 |  |  |
Unrecognized tax benefit | 14.0 | $ 2.5 | 14.0 | $ 2.5 | $ 2.3 | $ 3.9
Uncertain tax positions |  |  | $ 12.1 | 0.7 | 0.0 |
Income tax examination, description |  |  | The Company and its U.S. subsidiaries remain open to examination by the IRS for years 2016 onwards. The Company's subsidiaries in foreign tax jurisdictions are open to examination including Spain (2014 onwards), France (2015 onwards), Germany (2015 onwards), Switzerland (2016 onwards) and the United Kingdom (2017 onwards). |  |  |
Cash payments for income taxes |  |  | $ 35.4 | 24.2 | 23.1 |
Increase to income tax expense |  |  |  | 47.7 |  |
Transition tax adjusted estimate |  |  |  | 61.1 |  |
Income tax expense |  | 12.3 | $ 46.6 | $ 66.3 | $ 21.8 |
Statutory income tax rate |  |  | 21.00% | 35.00% | 35.00% |
Gross net operating loss carry forwards deferred tax asset | 8.8 | 15.9 | $ 8.8 | $ 15.9 |  |
Operating loss carry forwards | 36.8 |  | 36.8 |  |  |
Italian Tax Authorities [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Unrecognized tax benefit | 0.9 | 0.5 | 0.9 | $ 0.5 |  |
Income tax interest expense |  | 0.2 | 0.3 |  |  |
Italian Tax Authorities [Member] | Purchase And Sale Agreement [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Unrecognized tax benefit | 1.9 |  | $ 1.9 |  |  |
Tax Cuts and Jobs Act [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Uncertain tax positions | 10.8 |  |  |  |  |
Statutory income tax rate |  |  | 21.00% | 35.00% |  |
Adjustment to deferred tax expense |  |  | $ 1.1 | $ (7.1) |  |
Deferred tax liability decrease | 1.1 | $ (7.1) | 1.1 | $ (7.1) |  |
Federal [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Operating loss carry forwards | 1.0 |  | 1.0 |  |  |
State [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Operating loss carry forwards | 1.3 |  | 1.3 |  |  |
Foreign [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Operating loss carry forwards | 34.4 |  | $ 34.4 |  |  |
Italy [Member] | Earliest Tax Year [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Open tax year |  |  | 2011 |  |  |
Italy [Member] | Latest Tax Year [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Open tax year |  |  | 2013 |  |  |
SPAIN | Earliest Tax Year [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Open tax year |  |  | 2014 |  |  |
France [Member] | Earliest Tax Year [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Open tax year |  |  | 2015 |  |  |
Germany [Member] | Earliest Tax Year [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Open tax year |  |  | 2015 |  |  |
Switzerland [Member] | Earliest Tax Year [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Open tax year |  |  | 2016 |  |  |
United Kingdom [Member] | Earliest Tax Year [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Open tax year |  |  | 2017 |  |  |
United States [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Operating loss carry forwards | $ 2.3 |  | $ 2.3 |  |  |
United States [Member] | Earliest Tax Year [Member] |  |  |  |  |  |
Income Tax Contingency [Line Items] |  |  |  |  |  |
Open tax year |  |  | 2016 |  |  |

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