WARRANTS - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 27, 2022	Mar. 28, 2021
Warrant Activity
Issuance of common stock through exercise of warrants	$ 79	$ 515
Warrant
Warrant Activity
Warrants exercised (in shares)	21,850
Class A Common Stock
Warrant Activity
Issuance of common stock through exercise of warrants (in shares)	21,850	103,000