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Accounts Receivable and Contract Assets, Net (Details) - USD ($)
$ in Thousands
Apr. 02, 2021
Jan. 01, 2021
Receivables Net Current [Abstract]    
Accounts receivable $ 27,401 $ 23,898
Contract assets (unbilled revenue) 11,767 9,485
Allowance for doubtful accounts (647) (605)
Accounts receivable and contract assets, net $ 38,521 $ 32,778