The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
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-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

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GOODWILL AND INTANGIBLE ASSETS (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Goodwill [Line Items]
Impairment charges	$ 8.7	$ 0.0	$ 8.7	$ 0.0
Amortization of intangible assets	13.8	$ 13.9	41.4	$ 41.9
Estimated amortization expense in 2017	54.9		54.9
Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Hermetic Climate
Goodwill [Line Items]
Impairment charges	9.5		9.5
Customer Relationships \| Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Hermetic Climate
Goodwill [Line Items]
Impairment charges	5.5		5.5
Technology-Based Intangible Assets \| Disposal Group, Disposed of by Sale, Not Discontinued Operations \| Hermetic Climate
Goodwill [Line Items]
Impairment charges	$ 2.1		$ 2.1