Condensed Consolidated Statements Of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net income	$ 56,921	$ 37,689	$ 160,152	$ 114,929
Other comprehensive income (loss):
Foreign currency translation adjustments	34,985	(35,580)	36,286	(10,543)
Decrease in fair value of interest rate swaps	(3,906)	(2,089)	(6,794)	(3,036)
Reclassification to interest expense from interest rate swaps	1,174	1,293	2,964	4,467
Comprehensive income	89,174	1,313	192,608	105,817
Comprehensive (income) loss attributable to noncontrolling interests	(2,605)	207	(5,484)	(4,180)
Comprehensive income attributable to Digital Realty Trust, Inc./L.P	86,569	1,520	187,124	101,637
Digital Realty Trust, L.P. [Member]
Net income	56,921	37,689	160,152	114,929
Other comprehensive income (loss):
Foreign currency translation adjustments	34,985	(35,580)	36,286	(10,543)
Decrease in fair value of interest rate swaps	(3,906)	(2,089)	(6,794)	(3,036)
Reclassification to interest expense from interest rate swaps	1,174	1,293	2,964	4,467
Comprehensive income	$ 89,174	$ 1,313	$ 192,608	$ 105,817