Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 29, 2013	Sep. 30, 2012
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]
Balance at beginning of the period	$ 5.2	$ 4.6
Costs accrued and revenues deferred	0.3	0
Warranty liabilities assumed from acquisitions	0	1.2
Settlements made (in cash or kind) and revenues recognized	(0.6)	(0.7)
Balance at end of period	4.9	5.1
Less: Current portion	(4.6)	(5.1)
Non-current accrued product warranty and deferred warranty revenue	$ 0.3	$ 0
Product Warranties | Minimum
Warranty Coverage Period [Line Items]
Warranty coverage period	1 year
Product Warranties | Maximum
Warranty Coverage Period [Line Items]
Warranty coverage period	10 years