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Receivables, Net
12 Months Ended
Jan. 01, 2022
Receivables [Abstract]  
RECEIVABLES, NET RECEIVABLES, NET
Cadence’s current and long-term receivables balances as of January 1, 2022 and January 2, 2021 were as follows:
 As of
 January 1,
2022
January 2,
2021
 (In thousands)
Accounts receivable$185,599 $196,990 
Unbilled accounts receivable155,689 144,364 
Long-term receivables5,098 3,655 
Total receivables346,386 345,009 
Less allowance for doubtful accounts(3,692)(2,867)
Total receivables, net$342,694 $342,142 
Cadence’s customers are primarily concentrated within the semiconductor and electronics systems industries. As of January 1, 2022 and January 2, 2021, no customer accounted for 10% or more of Cadence’s total receivables.
Allowance for doubtful accounts
Cadence’s provisions for losses on its accounts receivable during fiscal 2021, 2020 and 2019 were as follows:
Balance at Beginning of Period*Charged to Costs and ExpensesCharged to Other AccountsUncollectible Accounts Written Off, NetBalance at End of Period
Year ended January 1, 2022$2,867 $525 $780 $(480)$3,692 
Year ended January 2, 20212,868 1,628 225 (1,854)2,867 
Year ended December 28, 2019$3,936 $632 $— $(3,699)$869 
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* Beginning balance for the year ended January 2, 2021 reflects the cumulative-effect adjustment recorded in connection with the adoption of ASU 2016-13, “Measurement of Credit Losses on Financial Instruments” on the first day of fiscal 2020.