Debt of the Operating Partnership - Summary of Outstanding Indebtedness (Details) - Digital Realty Trust, L.P. - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Weighted-average interest rate	2.89%	2.68%
Amount Outstanding	$ 16,987,674	$ 16,723,855
Global revolving credit facilities
Debt Instrument [Line Items]
Weighted-average interest rate	4.50%	3.04%
Amount Outstanding	$ 1,713,024	$ 2,167,889
Unsecured term loans
Debt Instrument [Line Items]
Weighted-average interest rate	4.78%	2.49%
Amount Outstanding	$ 1,532,975	$ 802,875
Unsecured senior notes
Debt Instrument [Line Items]
Weighted-average interest rate	2.24%	2.44%
Amount Outstanding	$ 13,161,305	$ 13,220,961
Secured and other debt
Debt Instrument [Line Items]
Weighted-average interest rate	7.84%	7.12%
Amount Outstanding	$ 580,370	$ 532,130