Basis of Presentation and Significant Accounting Policies - Narrative (Detail) $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022	Aug. 01, 2022 center	May 02, 2022 center	Apr. 01, 2022 center
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Effective income tax rate, continuing operations	16.60%	10.20%
Unrecognized tax benefits, reversal | $	$ 41.4
MainOne
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Data centers purchased					4
Network centers acquired					1
Empresa Nacional De Telecomunicaciones S.A. | CHILE
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Data centers purchased				4
Empresa Nacional De Telecomunicaciones S.A. | PERU
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Data centers purchased			1