Restructuring Costs, Net - Additional Information (Detail) € in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2023 EUR (€)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 EUR (€)	Dec. 31, 2022 USD ($)
Restructuring Cost and Reserve [Line Items]
Operating lease, right of use	$ 168.1		$ 168.1				$ 149.0
Operating lease liability	189.3		189.3				$ 171.2
Restructuring costs, net	$ 35.5	$ 38.5	$ 31.4		$ 50.6
International Manufacturing Facility [Member]
Restructuring Cost and Reserve [Line Items]
Sale leaseback transaction, lease terms			term of nine years with annual payments that range from €800 thousand to €1.5 million. The Company determined the lease to be an operating lease and upon entering into the lease, recognized a right of use asset and operating lease liability of €7.5 million based on the present value of the minimum lease payments discounted using an incremental borrowing rate of 7.15%.	term of nine years with annual payments that range from €800 thousand to €1.5 million. The Company determined the lease to be an operating lease and upon entering into the lease, recognized a right of use asset and operating lease liability of €7.5 million based on the present value of the minimum lease payments discounted using an incremental borrowing rate of 7.15%.
Term of lease contract	9 years		9 years			9 years
Operating lease liability | €						€ 7,500
Commscope Next [Member]
Restructuring Cost and Reserve [Line Items]
Recognized restructuring charges	$ 181.6		$ 181.6
Commscope Next [Member] | 2023 [Member]
Restructuring Cost and Reserve [Line Items]
Expected cash payments			45.1
Commscope Next [Member] | 2024 [Member]
Restructuring Cost and Reserve [Line Items]
Expected cash payments			11.7
Commscope Next [Member] | Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Cash received (paid)			38.4
Restructuring costs (credits), net			$ 20.2
Commscope Next [Member] | Facility Closing [Member] | International Manufacturing Facility [Member]
Restructuring Cost and Reserve [Line Items]
Operating lease, right of use | €						€ 7,500
Present value of minimum lease payments discounting rate	7.15%		7.15%			7.15%
Commscope Next [Member] | Facility Closing [Member] | Maximum [Member] | International Manufacturing Facility [Member]
Restructuring Cost and Reserve [Line Items]
Annual lease payment | €				€ 1,500
Commscope Next [Member] | Facility Closing [Member] | Minimum [Member] | International Manufacturing Facility [Member]
Restructuring Cost and Reserve [Line Items]
Annual lease payment | €				€ 800