v3.26.3
Investments in Unconsolidated Entities - Additional Information (Details)
$ / shares in Units, $ in Thousands, shares in Millions
1 Months Ended 3 Months Ended 9 Months Ended
Aug. 31, 2026
USD ($)
May 31, 2026
item
Sep. 30, 2026
USD ($)
$ / shares
shares
Mar. 31, 2026
Sep. 30, 2026
USD ($)
property
$ / shares
shares
Sep. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
$ / shares
shares
Jun. 30, 2025
USD ($)
Schedule of Equity Method Investments [Line Items]                
Payments to acquire equity method investments         $ 745,350 $ 326,351    
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   $ 23,000  
Digital Core REIT                
Schedule of Equity Method Investments [Line Items]                
Closing price per unit | $ / shares     $ 0.46   $ 0.46   $ 0.51  
Fair value of shares     $ 193,000   $ 193,000   $ 214,000  
Digital Realty DC Partners NA Fund                
Schedule of Equity Method Investments [Line Items]                
Number of development assets | item   2            
Percentage of ownership interest in development asset, one   58.10%            
Percentage of ownership interest in development asset, two   62.50%            
Digital Core REIT                
Schedule of Equity Method Investments [Line Items]                
Gross proceeds $ 315,900              
Ownership percentage in joint ventures     32.00%   32.00%   32.00%  
Digital Core REIT | Subsidiary of Operating Partnership subsidiary                
Schedule of Equity Method Investments [Line Items]                
Ownership interest by noncontrolling interest     35.00%   35.00%      
North America | Digital Core REIT                
Schedule of Equity Method Investments [Line Items]                
Ownership percentage in joint ventures     10.00%   10.00%      
Los Angeles | Digital Core REIT                
Schedule of Equity Method Investments [Line Items]                
Equity method investment ownership percentage sold 90.00%              
Northern Virginia | Digital Core REIT                
Schedule of Equity Method Investments [Line Items]                
Equity method investment ownership percentage sold 39.00%              
Japan | Digital Core REIT                
Schedule of Equity Method Investments [Line Items]                
Equity method investment ownership percentage acquired 25.00%              
Payments to acquire equity method investments $ 108,500              
Singapore | Digital Core REIT                
Schedule of Equity Method Investments [Line Items]                
Equity method investment ownership percentage acquired 2.50%              
Payments to acquire equity method investments $ 67,600              
Unconsolidated Joint Ventures | Ascenty                
Schedule of Equity Method Investments [Line Items]                
Ownership percentage in joint ventures     49.00%   49.00%      
Minimum | Unconsolidated Joint Ventures | North America | Digital Realty DC Partners NA Fund                
Schedule of Equity Method Investments [Line Items]                
Ownership percentage in joint ventures     20.00%   20.00%      
Maximum | Unconsolidated Joint Ventures | North America | Digital Realty DC Partners NA Fund                
Schedule of Equity Method Investments [Line Items]                
Ownership percentage in joint ventures     62.50%   62.50%      
Digital Core REIT                
Schedule of Equity Method Investments [Line Items]                
Number of data centers | property         11      
Number of units owned | shares     419   419   420  
Digital Core REIT | Location, Statement of Income, Balance [Axis]: us-gaap:Revenues                
Schedule of Equity Method Investments [Line Items]                
Fees earned pursuant to these contractual agreements     $ 2,700   $ 8,200 8,900    
Digital Realty Trust, L.P.                
Schedule of Equity Method Investments [Line Items]                
Payments to acquire equity method investments         745,350 $ 326,351    
Noncontrolling interests in consolidated entities     $ 9,813   $ 9,813   $ 5,880  
Digital Realty Trust, L.P. | Digital Realty DC Partners NA Fund                
Schedule of Equity Method Investments [Line Items]                
Equity commitments raised               $ 3,000,000
Percentage of ownership interest       20.00%        
Digital Realty Trust, L.P. | Maximum | Digital Realty DC Partners NA Fund                
Schedule of Equity Method Investments [Line Items]                
Percentage of direct interest       2.00%        
Limited Partners | Digital Realty DC Partners NA Fund                
Schedule of Equity Method Investments [Line Items]                
Percentage of ownership interest       80.00%