Earnings per Common Share or Unit - Impact of Earnings Per Share (Details) - $ / shares shares in Thousands	3 Months Ended		6 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Jun. 30, 2023	Sep. 30, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Diluted (in dollars per share)	$ 2.31	$ 0.34	$ 0.52	$ 2.87	$ 1.61	$ 2.88	$ 1.11
Conversion of spread value					271	112	103
Digital Realty Trust, L.P.
Diluted (in dollars per share)	2.32	0.34	0.52	2.88	$ 1.62	$ 2.89	$ 1.12
Previously Reported
Diluted (in dollars per share)	2.33	0.37	0.57	2.93		3
Previously Reported | Digital Realty Trust, L.P.
Diluted (in dollars per share)	$ 2.34	$ 0.37	$ 0.57	$ 2.94		$ 3.01