RESTRUCTURING ACTIVITIES - Narrative (Details) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 27, 2021 USD ($)	Dec. 26, 2020 facility
Restructuring Cost and Reserve [Line Items]
Number of facilities closed \| facility		1
ESS \| Total cost of sales
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 6,737
ESS \| Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 16,412

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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration