Accumulated Other Comprehensive (Loss) Income - Changes in Accumulated Other Comprehensive Income by Component (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance			$ (12.4)
OCI before reclassifications			(16.9)
Amounts reclassified from AOCI			0.5
Total other comprehensive (loss) income	(4.3)	(6.9)	(16.4)	0.5
Ending balance	(28.8)		(28.8)
Gains and Losses on Derivative Instruments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance			0.2
OCI before reclassifications			0.2
Amounts reclassified from AOCI			(0.2)
Ending balance	0.2		0.2
Pension Benefit Plan Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance			(9.1)
OCI before reclassifications			(0.3)
Amounts reclassified from AOCI			0.7
Total other comprehensive (loss) income			0.4
Ending balance	(8.7)		(8.7)
Currency Translation Adjustment Items [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning balance			(3.5)
OCI before reclassifications			(16.8)
Total other comprehensive (loss) income			(16.8)
Ending balance	$ (20.3)		$ (20.3)