Debt of the Operating Partnership - Unsecured Senior Notes (Details) - Digital Realty Trust, L.P. € in Thousands, £ in Thousands, SFr in Thousands, $ in Thousands	Mar. 31, 2024 USD ($)	Mar. 31, 2024 EUR (€)	Mar. 31, 2024 GBP (£)	Mar. 31, 2024 CHF (SFr)	Dec. 31, 2023 USD ($)
Debt of the Operating Partnership [Line Items]
Long-term debt, gross	$ 17,124,804				$ 17,537,652
Deferred financing costs	(69,884)
Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Long-term debt, gross	13,271,593				13,507,427
Unamortized discounts, net of premiums	(30,928)				(33,324)
Deferred financing costs	(50,463)				(51,761)
Total unsecured senior notes, net of discount and deferred financing costs	13,190,202				13,422,342
Secured and Other Debt
Debt of the Operating Partnership [Line Items]
Long-term debt, gross	$ 631,469				637,072
2.625% notes due 2024 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	2.625%	2.625%	2.625%	2.625%
Aggregate principal amount	$ 677,040	€ 600,000
Long-term debt, gross	$ 647,400				662,340
2.750% notes due 2024 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	2.75%	2.75%	2.75%	2.75%
4.250% notes due 2025 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	4.25%	4.25%	4.25%	4.25%
Aggregate principal amount	$ 634,480		£ 400,000
Long-term debt, gross	$ 504,920				509,240
0.625% notes due 2025 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	0.625%	0.625%	0.625%	0.625%
Aggregate principal amount	$ 720,980	€ 650,000
Long-term debt, gross	$ 701,350				717,535
2.500% notes due 2026 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	2.50%	2.50%	2.50%	2.50%
Aggregate principal amount	$ 1,224,640	€ 1,075,000
Long-term debt, gross	$ 1,159,925				1,186,693
0.200% notes due 2026 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	0.20%	0.20%	0.20%	0.20%
Aggregate principal amount	$ 298,404			SFr 275,000
Long-term debt, gross	$ 304,915				326,826
1.700% notes due 2027 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	1.70%	1.70%	1.70%	1.70%
Aggregate principal amount	$ 162,465			SFr 150,000
Long-term debt, gross	$ 166,317				178,269
3.700% notes due 2027 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	3.70%	3.70%	3.70%	3.70%
Aggregate principal amount	$ 1,000,000
Long-term debt, gross	$ 1,000,000				1,000,000
5.550% notes due 2028 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	5.55%	5.55%	5.55%	5.55%
Aggregate principal amount	$ 900,000
Long-term debt, gross	$ 900,000				900,000
1.125% notes due 2028 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	1.125%	1.125%	1.125%	1.125%
Aggregate principal amount	$ 548,550	€ 500,000
Long-term debt, gross	$ 539,500				551,950
4.450% notes due 2028 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	4.45%	4.45%	4.45%	4.45%
Aggregate principal amount	$ 650,000
Long-term debt, gross	$ 650,000				650,000
0.550% notes due 2029 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	0.55%	0.55%	0.55%	0.55%
Aggregate principal amount	$ 292,478			SFr 270,000
Long-term debt, gross	$ 299,371				320,884
3.600% notes due 2029 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	3.60%	3.60%	3.60%	3.60%
Aggregate principal amount	$ 900,000
Long-term debt, gross	$ 900,000				900,000
3.300% notes due 2029 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	3.30%	3.30%	3.30%	3.30%
Aggregate principal amount	$ 454,895		£ 350,000
Long-term debt, gross	$ 441,805				445,585
1.500% Notes due 2030 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	1.50%	1.50%	1.50%	1.50%
Aggregate principal amount	$ 831,900	€ 750,000
Long-term debt, gross	$ 809,250				827,925
3.750% notes due 2030 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	3.75%	3.75%	3.75%	3.75%
Aggregate principal amount	$ 719,825		£ 550,000
Long-term debt, gross	$ 694,265				700,205
1.250% Notes due 2031 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	1.25%	1.25%	1.25%	1.25%
Aggregate principal amount	$ 560,950	€ 500,000
Long-term debt, gross	$ 539,500				551,950
0.625% notes due 2031 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	0.625%	0.625%	0.625%	0.625%
Aggregate principal amount	$ 1,220,700	€ 1,000,000
Long-term debt, gross	$ 1,079,000				1,103,900
1.000% Notes due 2032 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	1.00%	1.00%	1.00%	1.00%
Aggregate principal amount	$ 874,500	€ 750,000
Long-term debt, gross	$ 809,250				827,925
1.375% notes due 2032 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Stated interest rate	1.375%	1.375%	1.375%	1.375%
Aggregate principal amount	$ 849,375	€ 750,000
Long-term debt, gross	809,250				827,925
2.750% notes due 2023 | Unsecured senior notes
Debt of the Operating Partnership [Line Items]
Aggregate principal amount	324,925		£ 250,000
Long-term debt, gross	$ 315,575				$ 318,275