Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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Equity Method Investments - Summary of Gains (Losses) of Joint Venture Arrangements (Details) - Joint Venture - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
EMEA 1 Joint Venture
Related Party Transaction [Line Items]
Revenues	$ 11,698	$ 6,061	$ 30,548	$ 14,609
Expenses	(4,006)	(3,369)	$ (12,786)	(10,560)
EMEA 1 Joint Venture \| Sublease, Equinix's London 10-2 Data Center
Related Party Transaction [Line Items]
Sublease, lease term (in years)			15 years
Asia-Pacific 1 Joint Venture \| Variable Interest Entity, Not Primary Beneficiary
Related Party Transaction [Line Items]
Revenues	4,044	0	$ 18,489	0
EMEA 2 Joint Venture \| Variable Interest Entity, Not Primary Beneficiary
Related Party Transaction [Line Items]
Revenues	$ 884	$ 0	$ 884	$ 0