Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net income	$ 431,852	$ 301,591	$ 203,415
Other comprehensive income:
Foreign currency translation adjustments	(86,621)	(51,745)	(52,373)
Increase (decrease) in fair value of derivatives	41,998	(3,407)	(7,936)
Reclassification to interest expense from interest rate swaps	4,968	2,621	3,419
Comprehensive income	392,197	249,060	146,525
Comprehensive income attributable to noncontrolling interests	(5,025)	(3,915)	(2,079)
Comprehensive income attributable to Digital Realty Trust, Inc.	387,172	245,145	144,446
Digital Realty Trust, L.P.
Net income	431,852	300,226	203,415
Other comprehensive income:
Foreign currency translation adjustments	(86,621)	(51,745)	(52,373)
Increase (decrease) in fair value of derivatives	41,998	(3,407)	(7,936)
Reclassification to interest expense from interest rate swaps	4,968	2,621	3,419
Comprehensive income	$ 392,197	$ 247,695	$ 146,525