v3.21.2
RELATED PARTY TRANSACTIONS (Details) - Beneficial Owner - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 03, 2021
Sep. 27, 2020
Oct. 03, 2021
Sep. 27, 2020
Jan. 03, 2021
Related Party Transactions          
Revenues and NAF contributions $ 166 $ 130 $ 482 $ 422  
Accounts receivable from related parties $ 63   $ 63   $ 52
Beneficial ownership percentage     16.30%