Leases - Narrative (Detail) $ in Thousands, د.إ in Millions, $ in Millions, $ in Millions	6 Months Ended
	Jun. 30, 2020 USD ($) renewal_option lease	Jun. 30, 2020 SGD ($) renewal_option lease	Jun. 30, 2020 AED (د.إ) renewal_option lease	May 31, 2020 renewal_option	Apr. 30, 2020 renewal_option	Mar. 31, 2020 HKD ($)	Mar. 31, 2020 USD ($)	Feb. 29, 2020	Dec. 31, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Number of renewal options | renewal_option	2	2	2
Finance lease term					11 years
Right-of-use asset, finance lease	$ 1,516,351								$ 1,277,614
Lease liability, finance lease	1,760,848
Operating lease, liability	$ 1,383,195
Finance lease, renewal term	3 years	3 years	3 years
Operating lease right-of-use assets	$ 1,396,101								$ 1,475,367
Number of finance leases | lease	2	2	2
Lease liability	$ 705,600
Silicon Valley 4 Data Center
Lessee, Lease, Description [Line Items]
Finance lease renewal term								5 years
Finance lease term								15 years 7 months
Right-of-use asset, finance lease							$ 62,800
Lease liability, finance lease							$ 63,300
Finance lease, renewal term								5 years
Hong Kong 1 Data Center
Lessee, Lease, Description [Line Items]
Finance lease term						18 years	18 years
Right-of-use asset, finance lease						$ 163.0	$ 21,000
Headquarter Office in Redwood City, California
Lessee, Lease, Description [Line Items]
Finance lease renewal term					10 years 6 months
Number of renewal options | renewal_option					2
Right-of-use asset, finance lease	42,200
Lease liability, finance lease	42,200
Operating lease, liability	8,300
Finance lease, renewal term					5 years
Operating lease, remaining lease term					11 years
Number of operating lease renewal terms | renewal_option					2
Operating lease term of contract					10 years 6 months
Operating lease right-of-use assets	8,300
Singapore 1 Data Center
Lessee, Lease, Description [Line Items]
Number of renewal options | renewal_option				5
Finance lease term				18 years
Right-of-use asset, finance lease	71,400	$ 99.5
Lease liability, finance lease	71,400	99.5
Finance lease, renewal term				3 years
Operating lease de-recognized	8,100	11.4
Operating lease, right-of-use asset de-recognized	$ 8,100	$ 11.4
Abu Dhabi 1 Data Center
Lessee, Lease, Description [Line Items]
Finance lease term	10 years	10 years	10 years
Right-of-use asset, finance lease	$ 71,300		د.إ 261.9
Number of finance leases | lease	2	2	2
Minimum
Lessee, Lease, Description [Line Items]
Lease term of leases not yet commenced	1 year
Maximum
Lessee, Lease, Description [Line Items]
Lease term of leases not yet commenced	49 years