REVENUE - Contract Balances (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 26, 2020	Sep. 26, 2020	Dec. 28, 2019
Revenue from Contract with Customer [Abstract]
Typical duration of contractual arrangements with customers		1 year
Payment terms with wholesale customers, depending on creditworthiness and other considerations		30 days
Accounts receivable, net	$ 71,189	$ 71,189	$ 82,688
Contract liabilities	(7,424)	(7,424)	$ (4,499)
Contract with customer liability revenue recognized	$ 200	$ 4,300