DEBT - Convertible Notes Classification (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2023	Dec. 28, 2022	Dec. 29, 2021	Sep. 27, 2023	Jun. 28, 2023	Mar. 29, 2023	Sep. 28, 2022	Jun. 29, 2022	Mar. 30, 2022
Debt Instrument [Line Items]
Amortization expense on Convertible Notes	$ 1,047	$ 1,047	$ 867
Long-term debt	245,636	244,589		$ 245,375	$ 245,113	$ 244,851	$ 244,328	$ 244,066	$ 243,804
0% Convertible Senior Notes Due 2028 | Senior Notes | Private Placement
Debt Instrument [Line Items]
Amortization expense on Convertible Notes	1,047	1,047
Convertible Notes	250,000	250,000
Discount and debt issuance costs, net of amortization	(4,364)	(5,411)
Long-term debt	$ 245,636	$ 244,589