Quarterly report pursuant to Section 13 or 15(d)

TRANSACTIONS WITH FORMER PARENT - Additional Information (Details)

v3.20.2
TRANSACTIONS WITH FORMER PARENT - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 26, 2020
Sep. 28, 2019
Sep. 26, 2020
Sep. 28, 2019
Dec. 28, 2019
Related Party Transactions [Abstract]          
Sales to related party       $ 14,100  
Related party transaction, cost of goods sold       500  
Related party transaction, remaining inventory purchased from related party $ 200 $ 500 $ 200 500 $ 400
Interest income from former parent, net $ 0 $ 0 $ 0 $ 3,762