Accumulated Other Comprehensive (Loss) Income - Reclassifications Out of Accumulated Other Comprehensive (Loss) Income (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Oct. 01, 2016	Oct. 03, 2015
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	$ (579.3)	$ (523.1)	$ (1,576.1)	$ (1,570.8)
Income tax (expense) benefit	(5.8)	5.8	5.5	16.3
Net (loss) income	(2.4)	6.4	4.6	23.5
Reclassification Out of Accumulated Other Comprehensive (Loss) Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net (loss) income	0.9	(0.7)	3.4	(1.0)
Reclassification Out of Accumulated Other Comprehensive (Loss) Income [Member] | Gains and Losses on Derivative Instruments [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Cost of sales	1.5	(0.9)	5.5	(0.7)
Income tax (expense) benefit	(0.6)	0.4	(1.9)	0.4
Net (loss) income	$ 0.9	(0.5)	3.6	(0.3)
Reclassification Out of Accumulated Other Comprehensive (Loss) Income [Member] | Pension Benefit Plan Items [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Prior service costs		(0.2)	(0.2)	(0.7)
Total before taxes		(0.2)	(0.2)	(0.7)
Net (loss) income		$ (0.2)	$ (0.2)	$ (0.7)