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Organization and Summary of Significant Accounting Policies (Tables)
 9 Months Ended
Sep. 30, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Revenues by Source
The following table presents revenues by product technology (in thousands):
Three Months Ended September 30,Nine Months Ended September 30,
2024202320242023
Access Networking Infrastructure$29,144 $14,693 $72,988 $70,649 
Cloud Software & Services9,005 8,044 23,894 27,078 
Total$38,149 $22,737 $96,882 $97,727 
Schedule of Information Revenues by Geographical Concentration
The following table present revenues by geographical concentration (in thousands):
Three Months Ended September 30,Nine Months Ended September 30,
2024202320242023
Americas$16,944 $11,081 $44,353 $51,147 
Europe, Middle East, Africa15,001 11,155 42,148 44,116 
Asia, Australia, New Zealand6,204 501 10,381 2,464 
Total$38,149 $22,737 $96,882 $97,727 
Schedule of Allowances for Doubtful Accounts
Activity under the Company’s allowance for expected credit losses consists of the following (in thousands):
Nine Months Ended September 30,
20242023
Balance at beginning of period$4,282 $2,971 
Charged to expense, net of recoveries744 3,010 
Foreign currency exchange impact36 (75)
Balance at end of period$5,062 $5,906