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EQUITY AND LONG-TERM INCENTIVE COMPENSATION - Long Term Incentive Compensation (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
	May 11, 2021	Jul. 03, 2021	Jun. 27, 2020	Jul. 03, 2021	Jun. 27, 2020
Stock-based Compensation
Related tax benefit		$ 0.6	$ 0.8	$ 1.0	$ 1.6
Performance Shares
Stock-based Compensation
Award vesting period (years)				3 years
Restricted Stock Units (RSUs) | Non Employee Director
Stock-based Compensation
Granted (in shares)	17,000.000
Performance Stock Units, Stock Options, and Restricted Stock Units
Stock-based Compensation
Compensation expense		$ 3.3	$ 3.1	$ 6.1	$ 6.4

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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