Quarterly report pursuant to Section 13 or 15(d)

ACCOUNTS RECEIVABLE - Rollforward of the allowance for doubtful accounts (Details)

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ACCOUNTS RECEIVABLE - Rollforward of the allowance for doubtful accounts (Details) - USD ($)
$ in Thousands
6 Months Ended
Jul. 03, 2021
Jun. 27, 2020
Accounts Receivable, Allowance for Credit Loss [Roll Forward]    
Beginning balance $ 19,143 $ 11,852
Provision for expected credit losses 783 18,012
Accounts receivable balances written off (4,119) (7,502)
Other (325) (713)
Ending balance $ 15,482 $ 21,649