EMPLOYEE BENEFIT PLANS (Summary of Stock Options and Stock Appreciation Rights Activity) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	12 Months Ended
	Apr. 04, 2020	Dec. 28, 2019
Shares
Outstanding at beginning of period (in shares)	509
Granted (in shares)	0
Exercised (in shares)	0
Forfeited or expired (in shares)	(65)
Outstanding at end of period (in shares)	444	509
Exercisable at end of period (in shares)	444
Weighted- Average Exercise Price
Outstanding at beginning of period (in dollars per share)	$ 76.13
Granted (in dollars per share)	0
Exercised (in dollars per share)	0
Forfeited or expired (in dollars per share)	64.90
Outstanding at end of period (in dollars per share)	77.78	$ 76.13
Exercisable at end of period (in dollars per share)	$ 77.78
Weighted- Average Remaining Contractual Term
Outstanding	2 years 4 months 24 days	2 years 6 months
Exercisable at end of period	2 years 4 months 24 days
Aggregate Intrinsic Value
Aggregate intrinsic value outstanding	$ 0	$ 0
Exercised	0
Exercisable at end of period	$ 0