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Other (Income) Expense, Net - Additional Information (Detail) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jul. 01, 2017
Jul. 02, 2016
Jul. 01, 2017
Jul. 02, 2016
Other Income and Expenses [Abstract]        
Net foreign currency transaction gains (losses) $ (2.3) $ (2.2) $ 3.3 $ (1.8)
Consolidation of affiliate, revaluation gain   $ 30.3   $ 30.3