Related Party Transactions - Schedule of Gains (Losses) of Joint Venture Arrangements (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Related Party Transaction [Line Items]
Revenues	$ 8,748	$ 8,188	$ 7,263
Costs and services	$ 7,420	6,745	6,063
EMEA 1 Joint Venture | Sublease, Equinix's London 10-2 Data Center
Related Party Transaction [Line Items]
Sublease, lease term	15 years
EMEA 1 Joint Venture | Joint Venture
Related Party Transaction [Line Items]
Revenues	$ 27	29	39
Costs and services	16	18	8
VIE Joint Ventures | Joint Venture
Related Party Transaction [Line Items]
Revenues	257	$ 107	$ 40
Interest income, other	$ 17