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Segment Information and Major Customers - Additional Information (Detail)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
USD ($)
Segment
Customer
Category
Dec. 31, 2023
USD ($)
Customer
Dec. 31, 2022
USD ($)
Customer
Segment Reporting Information [Line Items]      
Number of reportable segments | Segment 2    
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] Chief Executive Officer [Member]    
Depreciation expense $ 27,700 $ 30,200 $ 20,900
Number of categories | Category 3    
Number of single customer comprising more than 10% of sales | Customer 1 1 1
Property, plant and equipment, net $ 102,942 $ 113,582  
Revenue 922,720 1,149,100 $ 1,025,536
Network Solutions [Member]      
Segment Reporting Information [Line Items]      
Depreciation expense 6,100 6,500 3,200
Revenue 738,964 974,389 916,793
Services & Support [Member]      
Segment Reporting Information [Line Items]      
Depreciation expense 100 20 10
Revenue 183,756 174,711 108,743
U.S. [Member]      
Segment Reporting Information [Line Items]      
Property, plant and equipment, net 46,300 55,100  
Revenue 398,170 460,985 517,433
Outside U.S. [Member]      
Segment Reporting Information [Line Items]      
Property, plant and equipment, net 56,600 58,500  
Customer 1 [Member]      
Segment Reporting Information [Line Items]      
Revenue $ 111,800 $ 126,000 $ 106,300
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | Customer 1 [Member]      
Segment Reporting Information [Line Items]      
Concentration risk, percentage 12.10% 10.40% 18.00%
Sales Revenue, Net [Member] | Customer Concentration Risk [Member] | The Five Largest Customers Other Than Those With More Than 10% Of Revenues and Excluding Distributors [Member]      
Segment Reporting Information [Line Items]      
Concentration risk, percentage 22.00% 28.00% 33.00%