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Restructuring - Schedule of Components of Restructuring Expenses Including in Condensed Consolidated Statements of (Loss) Income (Detail)	3 Months Ended
	Mar. 31, 2024 USD ($)
Restructuring Cost And Reserve [Line Items]
Total restructuring expenses	$ 17,110,000
Cost of Sales [Member]
Restructuring Cost And Reserve [Line Items]
Total restructuring expenses	11,248,000
Cost of Sales [Member] \| Network Solutions [Member]
Restructuring Cost And Reserve [Line Items]
Total restructuring expenses	2,318,000
Cost of Sales [Member] \| Services & Support [Member]
Restructuring Cost And Reserve [Line Items]
Total restructuring expenses	148,000
Charges and Inventory Write-Down [Member] \| Network Solutions [Member]
Restructuring Cost And Reserve [Line Items]
Total restructuring expenses	8,782,000
Selling, General and Administrative Expenses [Member]
Restructuring Cost And Reserve [Line Items]
Total restructuring expenses	1,801,000
Research and Development Expenses [Member]
Restructuring Cost And Reserve [Line Items]
Total restructuring expenses	$ 4,061,000

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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