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DISCONTINUED OPERATIONS (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended			3 Months Ended											9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013	Dec. 31, 2013	Sep. 27, 2014 Fenn	Sep. 27, 2014 Precision Components	Jun. 28, 2014 Precision Components	Sep. 27, 2014 TPS	Mar. 29, 2014 TPS	Jun. 29, 2013 Dielectric	Jun. 29, 2013 Dielectric Maximum	Sep. 28, 2013 Kayex	Mar. 30, 2013 Kayex	Sep. 27, 2014 Other businesses sold prior to the earliest date presented in the financial statements	Sep. 28, 2013 Other businesses sold prior to the earliest date presented in the financial statements	Sep. 27, 2014 Other businesses sold prior to the earliest date presented in the financial statements	Sep. 28, 2013 Other businesses sold prior to the earliest date presented in the financial statements
Discontinued Operations
Cash consideration						$ 3.5		$ 63.0		$ 38.5	$ 4.7
Promissory note receivable as consideration on sale of business										4.0
Gain (loss) on sale of business, net of tax	(2.9)	0.2	12.0	(2.3)		(0.4)		(7.3)		21.5		0.1	3.6	(2.1)
Cash consideration, gross													6.9
Adjustment to gains (losses) on sale of discontinued operations, net of tax							0.4		(0.3)						(2.6)	(3.4)	(1.9)	(3.8)
Working capital settlement							0.4
Income (loss) from discontinued operations and related income taxes
Income from discontinued operations	3.3	9.0	36.9	13.3
Income tax provision	(4.3)	(3.6)	(20.0)	(4.5)
Income (loss) from discontinued operations, net of tax	(1.0)	5.4	16.9	8.8
Results of operations for businesses reported as discontinued operations
Revenues	13.4	50.7	63.1	154.2
Pre-tax income	3.4	8.6	8.0	15.9
Assets:
Accounts receivable, net	6.6		6.6		22.8
Inventories, net	3.6		3.6		37.6
Other current assets	0.1		0.1		1.2
Property, plant and equipment, net	4.0		4.0		16.3
Goodwill and intangibles, net	35.7		35.7		70.4
Assets of discontinued operations	50.0		50.0		148.3
Liabilities:
Accounts payable	4.4		4.4		13.3
Accrued expenses	2.4		2.4		18.6
Liabilities of discontinued operations	$ 6.8		$ 6.8		$ 31.9