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Restructuring - Schedule of Components of Restructuring Expenses Including in Condensed Consolidated Statements of (Loss) Income (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2023
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Restructuring Cost And Reserve [Line Items]        
Total restructuring expenses $ 5,868 $ 8,305 $ 2 $ 1,629
Cost of Sales [Member]        
Restructuring Cost And Reserve [Line Items]        
Total restructuring expenses   76    
Cost of Sales [Member] | Network Solutions [Member]        
Restructuring Cost And Reserve [Line Items]        
Total restructuring expenses   58    
Cost of Sales [Member] | Services & Support [Member]        
Restructuring Cost And Reserve [Line Items]        
Total restructuring expenses   18    
Selling, General and Administrative Expenses [Member]        
Restructuring Cost And Reserve [Line Items]        
Total restructuring expenses 1,393 3,573 $ 2  
Research and Development Expenses [Member]        
Restructuring Cost And Reserve [Line Items]        
Total restructuring expenses $ 4,475 $ 4,656