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Billed and Unbilled Receivables
 3 Months Ended
Apr. 02, 2022
Receivables [Abstract]  
Billed and Unbilled Receivables Billed and Unbilled Receivables
Billed and Unbilled Receivables consists of the following:
April 2, 2022January 1, 2022
Billed receivables$136,359 $159,942 
Less: allowance for doubtful accounts(6,369)(6,128)
Billed receivables, net$129,990 $153,814 
Unbilled receivables$89,515 $91,558 
Less: allowance for doubtful accounts(1,888)(1,824)
Unbilled receivables, net$87,627 $89,734