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Summary of Significant Accounting Policies - Schedule of Revenue Disaggregated by Revenue Type, Geographic Region and Customer (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Disaggregation Of Revenue [Line Items]
Total revenue	$ 299,453	$ 295,135
Percentage of total revenue	100.00%	100.00%
Broadband/Cable/Satellite
Disaggregation Of Revenue [Line Items]
Percentage of total revenue	50.00%	51.00%
Telecommunications
Disaggregation Of Revenue [Line Items]
Percentage of total revenue	17.00%	19.00%
Other
Disaggregation Of Revenue [Line Items]
Percentage of total revenue	33.00%	30.00%
Americas (principally the U.S.)
Disaggregation Of Revenue [Line Items]
Percentage of total revenue	87.00%	86.00%
Europe, Middle East and Africa
Disaggregation Of Revenue [Line Items]
Percentage of total revenue	9.00%	9.00%
Asia Pacific
Disaggregation Of Revenue [Line Items]
Percentage of total revenue	4.00%	5.00%
SaaS and Related Solutions
Disaggregation Of Revenue [Line Items]
Total revenue	$ 269,940	$ 261,695
Software and Services
Disaggregation Of Revenue [Line Items]
Total revenue	18,623	22,394
Maintenance
Disaggregation Of Revenue [Line Items]
Total revenue	$ 10,890	$ 11,046

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Revenue from contract with customers percentage.

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