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Allowance for Doubtful Accounts (Tables)
6 Months Ended
Jul. 03, 2021
Receivables [Abstract]  
Allowance for doubtful accounts
A summary of the activity in the allowance for doubtful accounts for the 26 weeks ended July 3, 2021 was as follows:
Balance as of January 2, 2021$67 
Reversed from costs and expenses(13)
Customer accounts written off—net of recoveries(9)
Balance as of July 3, 2021$45