Unaudited Condensed Consolidated Statement of Comprehensive Income (Loss) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Statement of Comprehensive Income [Abstract]
Net earnings (loss)	$ 4.6	$ 4.2	$ (50.2)	$ 0.6
Other comprehensive (loss) income, net of tax:
Currency translation adjustment	(4.4)	2.9	(4.8)	(2.4)
Pension liability adjustments:
Currency translation on pension liabilities	0.6	(0.3)	0.3	(0.1)
Amortization of cumulative loss	0	0.2	0	0.7
Total pension liability, net of tax	0.6	(0.1)	0.3	0.6
Other comprehensive (loss) income	(3.8)	2.8	(4.5)	(1.8)
Comprehensive income (loss)	$ 0.8	$ 7.0	$ (54.7)	$ (1.2)