GOODWILL AND OTHER INTANGIBLE ASSETS (Intangible Assets) (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	Dec. 28, 2013
Intangible Assets
Gross carrying amount, amortized intangibles	$ 168.5		$ 168.5		$ 148.2
Accumulated amortization	(49.7)		(49.7)		(45.4)
Gross carrying amount, total intangibles	222.0		222.0		194.1
Amortization expense, intangible assets	2.1	2.0	4.1	4.0
Future Amortization Expense
2014	8.7		8.7
2015	9.1		9.1
2016	9.1		9.1
2017	8.8		8.8
2018	8.7		8.7
Patents
Intangible Assets
Gross carrying amount, amortized intangibles	7.8		7.8		7.8
Accumulated amortization	(6.0)		(6.0)		(5.9)
Supply Agreements
Intangible Assets
Gross carrying amount, amortized intangibles	4.4		4.4		4.4
Accumulated amortization	(4.4)		(4.4)		(4.4)
Technology
Intangible Assets
Gross carrying amount, amortized intangibles	7.5		7.5		7.5
Accumulated amortization	(4.0)		(4.0)		(3.8)
Customer Relationships
Intangible Assets
Gross carrying amount, amortized intangibles	145.4		145.4		125.1
Accumulated amortization	(33.5)		(33.5)		(29.7)
Software
Intangible Assets
Gross carrying amount, amortized intangibles	2.1		2.1		2.1
Accumulated amortization	(0.5)		(0.5)		(0.4)
Other
Intangible Assets
Gross carrying amount, amortized intangibles	1.3		1.3		1.3
Accumulated amortization	(1.3)		(1.3)		(1.2)
Trade Names
Intangible Assets
Gross carrying amount, unamortized intangibles	$ 53.5		$ 53.5		$ 45.9