Equity Activity - Comprehensive Income (Loss) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended			6 Months Ended
	Jun. 28, 2014		Jun. 29, 2013	Jun. 28, 2014		Jun. 29, 2013
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period	$ (18.8)			$ (16.3)
Other comprehensive income (loss) before reclassifications	1.8			(0.7)
Amounts reclassified from AOCI to SG&A	0	[1]		0	[1]
Other comprehensive income (loss)	1.8		(1.6)	(0.7)		(4.6)
Balance, end of period	(17.0)			(17.0)
Foreign Currency Translation [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period	(3.4)			(0.9)
Other comprehensive income (loss) before reclassifications	2.1			(0.4)
Amounts reclassified from AOCI to SG&A	0	[1]		0	[1]
Other comprehensive income (loss)	2.1			(0.4)
Balance, end of period	(1.3)			(1.3)
Pension Liability Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period	(15.4)			(15.4)
Other comprehensive income (loss) before reclassifications	(0.3)			(0.3)
Amounts reclassified from AOCI to SG&A	0	[1]		0	[1]
Other comprehensive income (loss)	(0.3)			(0.3)
Balance, end of period	$ (15.7)			$ (15.7)

[1] For additional information, see Note L, "Pension, Profit Sharing and & Other Post-Retirement Benefits".