Business Combinations and Deconsolidation - Interxion Combination (Details) - USD ($) $ in Thousands		12 Months Ended
	Mar. 09, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Business Acquisition [Line Items]
Land		$ 897,181
Operating lease right-of-use assets, net		1,386,959	$ 628,681
Goodwill		8,330,996	3,363,070	$ 4,348,007
Weighted average remaining intangible amortization life	20 years
Goodwill related to acquisition		4,554,660
DFT Merger
Business Acquisition [Line Items]
Goodwill		2,592,146	2,592,146	2,592,146
InterXion
Business Acquisition [Line Items]
Land	$ 190,970	190,970
Building and improvements	3,166,988	3,166,988		425,000
Construction in progress and space held for development	397,825
Operating lease right-of-use assets, net	553,987	553,987
Goodwill	4,338,711	4,718,867	$ 0
Customer relationship value and other intangibles	1,052,811	1,052,811		495,000
Debt assumed	(1,662,276)	(1,662,276)
Finance lease obligations	(47,797)	(553,987)
Operating lease liabilities	(553,987)	(47,797)
Deferred tax liability	(535,990)	(535,990)
Working capital liabilities, net	(24,738)
Total purchase consideration	6,876,504	6,876,504		1,563,830
Assumed cash and cash equivalents	108,548	108,548		$ 116,000
Total equity consideration	6,985,052
Goodwill related to acquisition	$ 4,300,000	$ 4,338,711
Acquired in-place lease value
Business Acquisition [Line Items]
Weighted average remaining intangible amortization life		5 years 8 months 12 days
Acquired below-market leases
Business Acquisition [Line Items]
Weighted average remaining intangible amortization life		15 years