CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Net income	$ 362,730	$ 599,221	$ 341,115
Other comprehensive income (loss):
Foreign currency translation adjustments	230,340	23,975	(11,736)
Reclassification of foreign currency translation adjustment due to deconsolidation of Ascenty		21,687
(Decrease) increase in fair value of interest rate swaps	(12,425)	(9,232)	8,197
Reclassification to interest expense from interest rate swaps	8,294	(7,446)	(3,969)
Other comprehensive income (loss)	226,209	28,984	(7,508)
Comprehensive income	588,939	628,205	333,607
Comprehensive income attributable to noncontrolling interests	(9,610)	(20,719)	(9,576)
Comprehensive income attributable to Digital Realty Trust, Inc./ Digital Realty Trust, L.P.	579,329	607,486	324,031
Digital Realty Trust, L.P.
Net income	362,730	599,221	341,115
Other comprehensive income (loss):
Foreign currency translation adjustments	230,340	23,975	(11,736)
Reclassification of foreign currency translation adjustment due to deconsolidation of Ascenty		21,687
(Decrease) increase in fair value of interest rate swaps	(12,425)	(9,232)	8,197
Reclassification to interest expense from interest rate swaps	8,294	(7,446)	(3,969)
Other comprehensive income (loss)	226,209	28,984	(7,508)
Comprehensive income	588,939	628,205	333,607
Comprehensive income attributable to noncontrolling interests	3,168	1,640	311
Comprehensive income attributable to Digital Realty Trust, Inc./ Digital Realty Trust, L.P.	$ 592,107	$ 629,845	$ 333,918