CONDENSED CONSOLIDATED STATEMENTS OF CAPITAL - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance (units)			311,608,000
Issuance of common unit, net of offering costs		$ 335,313,000
Sale of noncontrolling interest in property to DCRU			$ 52,075,000
Contributions from noncontrolling interests in consolidated entities	$ (2,045,000)	(64,000)	(21,289,000)	$ 4,441,000
Deconsolidation of noncontrolling interest in consolidated entities				(65,358,000)
Net income (loss)	50,032,000	748,595,000	424,871,000	939,807,000
Other comprehensive income (loss)	$ 240,842,000	(145,811,000)	$ 92,217,000	(292,667,000)
Ending balance (units)	331,347,000		331,347,000		311,608,000
Digital Realty Trust, L.P.
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	$ 21,007,816,000	18,105,158,000	$ 19,601,507,000	18,107,465,000	$ 18,107,465,000
Issuance of common unit, net of offering costs	806,202,000		2,730,178,000	1,077,539,000
Issuance of limited partner common units, net		335,313,000
Units issued under equity plans, net of unit settlement to satisfy tax withholding upon vesting	4,787,000	3,551,000	5,621,000	(23,000)
Amortization of share-based compensation	23,435,000	19,230,000	64,551,000	54,785,000
Adjustment to redeemable partnership units	(1,526,000)	(1,116,000)	(4,252,000)	(3,238,000)
Distributions	(418,568,000)	(388,282,000)	(1,234,504,000)	(1,146,177,000)
Sale of noncontrolling interest in property to DCRU			52,075,000
Contributions from noncontrolling interests in consolidated entities	(2,045,000)	(64,000)	(21,289,000)	4,441,000
Deconsolidation of noncontrolling interest in consolidated entities				(65,358,000)
Net income (loss)	50,032,000	748,595,000	424,871,000	939,807,000
Other comprehensive income (loss)	240,842,000	(145,811,000)	92,217,000	(292,667,000)
Ending balance	21,710,975,000	18,676,574,000	21,710,975,000	18,676,574,000	19,601,507,000
Redeemable Interests | Digital Realty Trust, L.P.
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	1,399,889,000	1,367,422,000	1,394,814,000	1,514,679,000	1,514,679,000
Adjustment to redeemable partnership units	1,526,000	1,116,000	4,252,000	3,238,000
Distributions	(190,000)	(190,000)	(570,000)	(570,000)
Contributions from noncontrolling interests in consolidated entities				129,000
Net income (loss)	(9,898,000)	(2,657,000)	(22,232,000)	(9,386,000)
Other comprehensive income (loss)	74,309,000	(5,383,000)	89,372,000	(147,782,000)
Ending balance	1,465,636,000	1,360,308,000	1,465,636,000	1,360,308,000	1,394,814,000
AOCI Attributable to Parent [Member] | Digital Realty Trust, L.P.
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	(908,943,000)	(762,492,000)	(772,668,000)	(613,423,000)	(613,423,000)
Other comprehensive income (loss)	231,936,000	(144,686,000)	95,661,000	(293,755,000)
Ending balance	(677,007,000)	(907,178,000)	(677,007,000)	(907,178,000)	(772,668,000)
Noncontrolling Interests in Consolidated Joint Ventures | Digital Realty Trust, L.P.
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	36,060,000	47,603,000	45,892,000	104,814,000	104,814,000
Sale of noncontrolling interest in property to DCRU			12,115,000
Contributions from noncontrolling interests in consolidated entities	(2,045,000)	(64,000)	(21,289,000)	4,441,000
Deconsolidation of noncontrolling interest in consolidated entities				(65,358,000)
Net income (loss)	(2,141,000)	(948,000)	3,450,000	(556,000)
Other comprehensive income (loss)	5,059,000	(1,409,000)	(3,235,000)	1,841,000
Ending balance	36,933,000	45,182,000	36,933,000	45,182,000	45,892,000
General Partner [Member] | Preferred Units | Digital Realty Trust, L.P.
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	$ 731,690,000	$ 731,690,000	$ 731,690,000	$ 731,690,000	$ 731,690,000
Beginning balance (units)	30,200,000	30,200,000	30,200,000	30,200,000	30,200,000
Distributions	$ (10,181,000)	$ (10,181,000)	$ (30,543,000)	$ (30,543,000)
Net income (loss)	10,181,000	10,181,000	30,543,000	30,543,000
Ending balance	$ 731,690,000	$ 731,690,000	$ 731,690,000	$ 731,690,000	$ 731,690,000
Ending balance (units)	30,200,000	30,200,000	30,200,000	30,200,000	30,200,000
General Partner [Member] | Common Units | Digital Realty Trust, L.P.
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	$ 20,690,528,000	$ 17,631,250,000	$ 19,137,237,000	$ 17,447,442,000	$ 17,447,442,000
Beginning balance (units)	325,885,279	299,240,366	311,607,580	291,148,222	291,148,222
Conversion of limited partner common units to general partner common units	$ 5,791,000	$ 1,151,000	$ 21,044,000	$ 5,592,000
Conversion of limited partner common units to general partner common units (units)	79,944	15,435	290,795	77,432
Vesting of restricted common units, net (units)	60,004	66,419	165,675	221,907
Issuance of common unit, net of offering costs	$ 806,202,000		$ 2,730,178,000	$ 1,077,539,000
Issuance of common units, net of offering costs (in units)	5,213,737		19,126,996	11,274,926
Issuance of limited partner common units, net		$ 335,313,000
Issuance of limited partner common units, net (in units)		3,454,148
Units issued under equity plans, net of unit settlement to satisfy tax withholding upon vesting	$ 4,787,000	$ 3,551,000	$ 5,621,000	$ (23,000)
Units issued under equity plans, net of unit settlement to satisfy tax withholding upon vesting (in units)	108,000	69,658	155,918	123,539
Amortization of share-based compensation	$ 23,435,000	$ 19,230,000	$ 64,551,000	$ 54,785,000
Reclassification of vested share-based awards	(1,631,000)	(1,490,000)	(26,551,000)	(37,567,000)
Adjustment to redeemable partnership units	(1,526,000)	(1,116,000)	(4,252,000)	(3,238,000)
Distributions	(400,659,000)	(370,278,000)	(1,180,473,000)	(1,092,430,000)
Sale of noncontrolling interest in property to DCRU			39,960,000
Net income (loss)	41,012,000	723,437,000	382,378,000	889,985,000
Other comprehensive income (loss)	3,847,000	284,000	2,093,000	(753,000)
Ending balance	$ 21,171,786,000	$ 18,341,332,000	$ 21,171,786,000	$ 18,341,332,000	$ 19,137,237,000
Ending balance (units)	331,346,964	302,846,026	331,346,964	302,846,026	311,607,580
Limited Partner [Member] | Common Units | Digital Realty Trust, L.P.
Increase (Decrease) in Partners' Capital [Roll Forward]
Beginning balance	$ 458,481,000	$ 457,107,000	$ 459,356,000	$ 436,942,000	$ 436,942,000
Beginning balance (units)	6,460,947	6,483,064	6,448,987	6,288,669	6,288,669
Conversion of limited partner common units to general partner common units	$ (5,791,000)	$ (1,151,000)	$ (21,044,000)	$ (5,592,000)
Conversion of limited partner common units to general partner common units (units)	(79,944)	(15,435)	(290,795)	(77,432)
Issuance of common units, net of offering costs (in units)				268,157
Issuance of limited partner common units, net		$ 11,765
Issuance of limited partner common units, net (in units)	15,529		238,340
Reclassification of vested share-based awards	$ 1,631,000	1,490,000	$ 26,551,000	$ 37,567,000
Distributions	(7,728,000)	(7,823,000)	(23,488,000)	(23,204,000)
Net income (loss)	980,000	15,925,000	8,500,000	19,835,000
Other comprehensive income (loss)			(2,302,000)
Ending balance	$ 447,573,000	$ 465,548,000	$ 447,573,000	$ 465,548,000	$ 459,356,000
Ending balance (units)	6,396,532	6,479,394	6,396,532	6,479,394	6,448,987