CONVERTIBLE DEBT - Interest Expense (Details) - 2024 Notes - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 29, 2023	Sep. 30, 2022	Sep. 29, 2023	Sep. 30, 2022
Debt Instrument [Line Items]
Contractual interest expense	$ 578	$ 578	$ 1,734	$ 1,734
Amortization of debt issuance costs	226	220	673	654
Total interest expense recognized	$ 804	$ 798	$ 2,407	$ 2,388