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Accrued Liabilities
9 Months Ended
Sep. 30, 2023
Payables and Accruals [Abstract]  
Accrued Liabilities Accrued Liabilities
Accrued liabilities consisted of the following for the periods presented (in thousands):
September 30, 2023December 31, 2022
Payroll-related accruals$11,722 $8,747 
Sales and telecom taxes2,577 2,811 
Employee stock purchase plan liability368 570 
Third-party commissions478 456 
Other1,680 1,052 
Total$16,825 $13,636