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RESTRUCTURING AND ASSET IMPAIRMENT - Restructuring Costs by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended		24 Months Ended
	Mar. 30, 2019	Mar. 31, 2018	Dec. 29, 2018
Segment Reporting Information [Line Items]
Restructuring costs	$ 1,549	$ 638
RMS
Segment Reporting Information [Line Items]
Restructuring costs	301	0	$ 20,100
DSA
Segment Reporting Information [Line Items]
Restructuring costs	13	(232)
Manufacturing
Segment Reporting Information [Line Items]
Restructuring costs	$ 1,235	$ 870

X

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
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-Section S99
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