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Summary of Significant Accounting Policies - Customer Relationships and Acquisition Costs and Other Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Amortizable intangible assets
Amortization	$ 248,611	$ 215,350	$ 204,507
Included in Depreciation and Amortization
Estimated amortization expense for existing intangible assets for the next five succeeding fiscal years
2023	181,866
2024	177,512
2025	175,963
2026	146,812
2027	124,434
Thereafter	648,895
Customer and supplier relationship intangible assets
Amortizable intangible assets
GROSS CARRYING AMOUNT	2,162,154	1,835,949
ACCUMULATED AMORTIZATION	(823,392)	(763,943)
NET CARRYING AMOUNT	1,338,762	1,072,006
Amortization	$ 156,779	117,761	117,514
Customer and supplier relationship intangible assets | Minimum
Amortizable intangible assets
Useful life of finite-lived intangible assets	10 years
Customer and supplier relationship intangible assets | Maximum
Amortizable intangible assets
Useful life of finite-lived intangible assets	30 years
Customer Inducements
Amortizable intangible assets
GROSS CARRYING AMOUNT	$ 47,794	51,403
ACCUMULATED AMORTIZATION	(26,158)	(28,400)
NET CARRYING AMOUNT	$ 21,636	23,003
Customer Inducements, Current Record Management Vendor Or Payments To Customers | Minimum
Amortizable intangible assets
Useful life of finite-lived intangible assets	1 year
Customer Inducements, Current Record Management Vendor Or Payments To Customers | Maximum
Amortizable intangible assets
Useful life of finite-lived intangible assets	10 years
Data center in-place leases and tenant relationships
Amortizable intangible assets
Amortization	$ 16,955	42,333	42,637
Data center lease-based intangible assets
Amortizable intangible assets
GROSS CARRYING AMOUNT	272,649	278,904
ACCUMULATED AMORTIZATION	(209,902)	(192,870)
NET CARRYING AMOUNT	62,747	86,034
GROSS CARRYING AMOUNT	12,831	12,782
ACCUMULATED AMORTIZATION	(7,806)	(6,923)
NET CARRYING AMOUNT	5,025	5,859
Third-party commissions asset and other finite-lived intangible assets
Amortizable intangible assets
GROSS CARRYING AMOUNT	83,297	33,947
ACCUMULATED AMORTIZATION	(28,581)	(13,716)
NET CARRYING AMOUNT	54,716	20,231
Amortization	16,148	6,987	7,004
Customer inducements and data center above-market and below-market leases
Amortizable intangible assets
Amortization	8,119	$ 8,852	$ 9,878
Customer inducements and data center above-market and below-market leases | Amortization Expense Charged To Revenues
Estimated amortization expense for existing intangible assets for the next five succeeding fiscal years
2023	6,198
2024	3,997
2025	2,504
2026	1,909
2027	1,299
Thereafter	$ 1,447

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