Accumulated Other Comprehensive (Loss) Income - Changes in Accumulated Other Comprehensive (Loss) Income by Component (Detail) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 27, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	$ (16.8)
OCI before reclassifications	(9.4)
Amounts reclassified from AOCI	0.2
Total other comprehensive (loss) income	(9.2)
Ending balance	(26.0)
Gains and Losses on Derivative Instruments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	0.2
OCI before reclassifications	0.7
Amounts reclassified from AOCI	(0.1)
Total other comprehensive (loss) income	0.6
Ending balance	0.8
Pension Benefit Plan Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(8.4)
OCI before reclassifications	(0.5)
Amounts reclassified from AOCI	0.3
Total other comprehensive (loss) income	(0.2)
Ending balance	(8.6)
Currency Translation Adjustment Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance	(8.6)
OCI before reclassifications	(9.6)
Amounts reclassified from AOCI	0
Total other comprehensive (loss) income	(9.6)
Ending balance	$ (18.2)