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Investments in Unconsolidated Entities - Additional Information (Details) $ / shares in Units, $ in Thousands, shares in Millions						1 Months Ended	3 Months Ended		9 Months Ended
	Apr. 03, 2025 USD ($) property project	Mar. 18, 2025 USD ($) a item MW	Jan. 31, 2025 USD ($)	Mar. 01, 2024 USD ($) Center	Jan. 11, 2024 Center	May 31, 2025 USD ($)	Sep. 30, 2025 USD ($) $ / shares shares	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) item Center property $ / shares shares	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($) $ / shares shares
Schedule of Equity Method Investments [Line Items]
Investment in the assets and Fund							$ 29,709,266		$ 29,709,266		$ 26,760,582
Payments to acquire equity method investments									326,351	$ 234,362
Digital Core REIT
Schedule of Equity Method Investments [Line Items]
Fair value of shares							$ 202,000		$ 202,000		$ 242,000
Digital Core REIT \| Subsidiary of Operating Partnership subsidiary
Schedule of Equity Method Investments [Line Items]
Ownership interest by noncontrolling interest							35.00%		35.00%
Digital Realty Bersama Joint Venture
Schedule of Equity Method Investments [Line Items]
Potential IT load capacity \| MW		32
Number Of land parcels \| item		2
Number Of buildings \| item		2
Payments to acquire equity method investments		$ 94,700
Area of land \| a		6
Joint Venture With Mitsubishi Joint Venture
Schedule of Equity Method Investments [Line Items]
Percentage of Interest Acquired in Joint Venture			15.00%						80.00%
Additional cash contribution by Joint Venture partner			$ 62,000
Joint Venture With Mitsubishi Joint Venture \| Data Centers in Dallas Metro Area
Schedule of Equity Method Investments [Line Items]
Planned campuses to support the construction of data centers \| Center				2
Remaining development cost to be funded by each partner in pro rata share				$ 140,000
Ascenty \| Subsidiary of Operating Partnership subsidiary
Schedule of Equity Method Investments [Line Items]
Ownership interest by noncontrolling interest							2.00%		2.00%
Noncontrolling interests in consolidated entities							$ 23,000		$ 23,000
Digital Core REIT
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures							32.00%		32.00%
Closing price per unit \| $ / shares							$ 0.48		$ 0.48		$ 0.58
Joint Venture With Blackstone Joint Venture
Schedule of Equity Method Investments [Line Items]
Gain (loss) on disposition	$ 58,000
Number of hyperscale data center campuses develop through joint venture \| property	4
Number of additional development projects \| project	3
Gross proceeds	$ 77,000
Percentage of Interest Acquired in Joint Venture	50.00%
Joint Venture With Blackstone Joint Venture \| Hyperscale Data Center Campuses across Frankfurt, Paris and Northern Virginia
Schedule of Equity Method Investments [Line Items]
Number of hyperscale data center campuses develop through joint venture \| Center					4
Joint Venture With Blackstone Joint Venture \| Hyperscale Data Center Campuses across Paris and Northern Virginia
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures							20.00%		20.00%
Joint Venture With Blackstone Joint Venture \| Hyperscale Data Center Campuses across Frankfurt and Northern Virginia
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures							20.00%		20.00%
Digital realty bersama joint venture
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures		50.00%
Joint Venture With Mitsubishi Joint Venture
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures							20.00%		20.00%
Gain on disposal			$ 5,100
Joint Venture With Mitsubishi Joint Venture \| Data Centers in Dallas Metro Area
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures				35.00%
North America \| Digital Core REIT
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures							10.00%		10.00%
Unconsolidated Joint Ventures \| Ascenty
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures							49.00%		49.00%
Unconsolidated Joint Ventures \| Digital Core REIT
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures							39.00%		39.00%
Minimum \| Unconsolidated Joint Ventures \| U.S. Hyperscale Data Center Fund
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures							20.00%		20.00%
Maximum \| Unconsolidated Joint Ventures \| U.S. Hyperscale Data Center Fund
Schedule of Equity Method Investments [Line Items]
Ownership percentage in joint ventures							60.00%		60.00%
Digital Core REIT
Schedule of Equity Method Investments [Line Items]
Number of data centers \| property									10
Number of units owned \| shares							420		420		418
Digital Core REIT \| Fee income and other
Schedule of Equity Method Investments [Line Items]
Fees earned pursuant to these contractual agreements							$ 2,700	$ 800	$ 8,900	6,800
Digital Realty Trust, L.P.
Schedule of Equity Method Investments [Line Items]
Investment in the assets and Fund							29,709,266		29,709,266		$ 26,760,582
Payments to acquire equity method investments									326,351	$ 234,362
Noncontrolling interests in consolidated entities							7,940		7,940		$ 6,099
Digital Realty Trust, L.P. \| U.S. Hyperscale Data Center Fund
Schedule of Equity Method Investments [Line Items]
Equity commitments raised							$ 3,000,000		$ 3,000,000
Number of data centers included in portfolio \| Center									5
Number of land sites included in portfolio \| item									3
Net proceeds						$ 937,000
Gain (loss) on disposition						873,000
Investment in the assets and Fund						$ 661,000
Digital Realty Trust, L.P. \| Minimum \| U.S. Hyperscale Data Center Fund
Schedule of Equity Method Investments [Line Items]
Percentage of ownership interest									20.00%
Digital Realty Trust, L.P. \| Maximum \| U.S. Hyperscale Data Center Fund
Schedule of Equity Method Investments [Line Items]
Percentage of ownership interest									60.00%
Percentage of direct interest									2.00%
Limited Partners \| Minimum \| U.S. Hyperscale Data Center Fund
Schedule of Equity Method Investments [Line Items]
Percentage of ownership interest									40.00%
Limited Partners \| Maximum \| U.S. Hyperscale Data Center Fund
Schedule of Equity Method Investments [Line Items]
Percentage of ownership interest									80.00%