Unaudited Condensed Consolidated Statement of Comprehensive Income (Loss) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 29, 2014	Mar. 30, 2013
Statement of Comprehensive Income [Abstract]
Net loss	$ (8.6)	$ (15.1)
Other comprehensive (loss) income, net of tax:
Currency translation adjustment	(2.5)	(3.5)
Pension liability adjustments:
Currency translation on pension liabilities	0	0.3
Amortization of cumulative loss	0	0.2
Total pension liability, net of tax	0	0.5
Other comprehensive loss	(2.5)	(3.0)
Comprehensive loss	$ (11.1)	$ (18.1)