Income Taxes - Additional Information (Detail) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Oct. 03, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Income Tax Contingency [Line Items]
Income tax expense (benefit)	$ (22.0)	$ 8.0	$ (22.0)	$ (15.0)
Income tax rate		(6.20%)	12.20%	(88.60%)
Effective tax rate		35.00%	35.00%	35.00%
Deferred Tax Liabilities Undistributed Earnings		$ 1.0	$ 0.0
Deferred income taxes undistributed foreign earnings		0.5
Net operating loss carryforwards		35.0	65.0
Capitalized research expenditures		58.0	46.0
Tax credits		33.0
Operating loss carryforwards		35.0
Unrecognized tax benefits that would affect annual effective tax rate		40.0	36.0
Unrecognized tax benefits that may reverse		18.0
Unremitted earnings of foreign subsidiaries		797.0	720.0
Income Tax Examination, Penalties and Interest Expense		1.0
Penalties and interest accrued		4.0	$ 3.0
Year 2035
Income Tax Contingency [Line Items]
Tax credits		25.0
Net operating loss carryforwards		29.0
Year 2021
Income Tax Contingency [Line Items]
Tax credits		8.0
Net operating loss carryforwards		$ 6.0