FINANCIAL STATEMENT POLICIES - Narrative (Details) - shares shares in Millions	3 Months Ended	6 Months Ended
Jul. 03, 2021	Jul. 04, 2020	Jul. 03, 2021	Jul. 04, 2020
Stock Compensation Plan
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted shares issuable under stock-based awards not included in the diluted EPS calculation (in shares)	2.1	2.5	2.0	2.5
Performance Shares
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted shares issuable under stock-based awards not included in the diluted EPS calculation (in shares)	0.3	0.3		0.3

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration