Debt Of The Operating Partnership (Schedule Of Debt Maturities And Principal Maturities) (Details) (Digital Realty Trust, L.P. [Member], USD $)			3 Months Ended								3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Global Revolving Credit Facility [Member] item		Mar. 31, 2014 Unsecured Term Loan [Member] item		Mar. 31, 2014 Prudential Shelf Facility [Member]	Dec. 31, 2013 Prudential Shelf Facility [Member]	Mar. 31, 2014 Senior Notes [Member]	Dec. 31, 2013 Senior Notes [Member]	Mar. 31, 2014 Exchangeable Senior Debentures [Member]		Mar. 31, 2014 Mortgage Loans [Member]		Dec. 31, 2013 Mortgage Loans [Member]
Debt Instrument [Line Items]
Remainder of 2014	$ 442,217,000										$ 266,400,000	[1]	$ 175,817,000	[2]
2015	517,493,000						67,000,000		375,000,000				75,493,000	[2]
2016	216,979,000						25,000,000						191,979,000	[2]
2017	1,975,786,000		790,500,000	[3]	1,026,891,000	[3]	50,000,000						108,395,000	[2]
2018	593,000												593,000	[2]
Thereafter	1,868,256,000								1,866,480,000				1,776,000	[2]
Subtotal	5,021,324,000		790,500,000	[3]	1,026,891,000	[3]	142,000,000	142,000,000	2,241,480,000		266,400,000	[1]	554,053,000	[2]
Unamortized discounts	(14,632,000)								(14,632,000)	(15,048,000)
Unamortized premium	689,000												689,000	[2]	2,359,000
Total Indebtedness	5,007,381,000	4,961,892,000	790,500,000	[3]	1,026,891,000	[3]	142,000,000		2,226,848,000		266,400,000	[1]	554,742,000	[2]
Number of extension options			2		2
Revolving credit facility commitments extension			6 months		6 months
First redemption date											Apr. 01, 2014
Partial letter of credit													$ 37,300,000

[1] The 2029 Debentures were redeemed in April 2014.

[2] Our mortgage loans are generally non-recourse to us, subject to carve-outs for specified actions by us or specified undisclosed environmental liabilities. As of March 31, 2014, we provided partial letter of credit support with respect to approximately $37.3 million of the outstanding mortgage indebtedness (based on exchange rates as of March 31, 2014).

[3] Subject to two six-month extension options exercisable by us. The bank group is obligated to grant the extension options provided we give proper notice, we make certain representations and warranties and no default exists under the global revolving credit facility and the unsecured term loan, as applicable.T