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Debt of the Operating Partnership - Unsecured Senior Notes (Details) € in Thousands, £ in Thousands, SFr in Thousands, $ in Thousands | Mar. 31, 2022 USD ($) | Mar. 31, 2022 EUR (€) | Mar. 31, 2022 CHF (SFr) | Mar. 31, 2022 GBP (£) | Dec. 31, 2021 USD ($) | Mar. 31, 2021
--- | --- | --- | --- | --- | --- | ---
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Long-term Debt, Gross | $ 14,508,971 |  |  |  | $ 13,562,240 |
Deferred financing costs | (81,488) |  |  |  |  |
Senior Notes. |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Long-term Debt, Gross | 160,593 |  |  |  |  |
Deferred financing costs | (353) |  |  |  |  |
Unsecured senior notes |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Long-term Debt, Gross | 13,388,665 |  |  |  | 13,000,042 |
Digital Realty Trust, L.P. | Unsecured senior notes |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Long-term Debt, Gross | 13,388,665 |  |  |  | 13,000,042 |
Unamortized discounts, net of premiums | (39,268) |  |  |  | (33,612) |
Deferred financing costs | (64,747) |  |  |  | (63,060) |
Total unsecured senior notes, net of discount and deferred financing costs | 13,284,650 |  |  |  | 12,903,370 |
Floating Rate Notes due 2022 | Digital Realty Trust, L.P. | Unsecured senior notes |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Aggregate principal amount | 349,800 | € 300,000 |  |  |  |
Long-term Debt, Gross | $ 332,010 |  |  |  | 341,100 |
0.125% notes due 2022 | Digital Realty Trust, L.P. | Unsecured senior notes |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Stated interest rate | 0.125% | 0.125% | 0.125% | 0.125% |  |
Aggregate principal amount | $ 332,760 | € 300,000 |  |  |  |
Long-term Debt, Gross | $ 332,010 |  |  |  | 341,100 |
0.600% notes due 2023 | Digital Realty Trust, L.P. | Unsecured senior notes |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Stated interest rate | 0.60% | 0.60% | 0.60% | 0.60% |  |
Aggregate principal amount | $ 108,310 |  | SFr 100,000 |  |  |
Long-term Debt, Gross | $ 108,390 |  |  |  |  |
2.750% notes due 2023 | Digital Realty Trust, L.P. | Unsecured senior notes |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Stated interest rate |  |  |  |  |  | 2.75%
2.625% notes due 2024 | Digital Realty Trust, L.P. | 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 | $ 664,020 |  |  |  | 682,200 |
2.750% notes due 2024 | Digital Realty Trust, L.P. | Unsecured senior notes |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Stated interest rate | 2.75% | 2.75% | 2.75% | 2.75% |  |
Aggregate principal amount | $ 324,925 |  |  | £ 250,000 |  |
Long-term Debt, Gross | $ 328,450 |  |  |  | 338,300 |
4.250% notes due 2025 | Digital Realty Trust, L.P. | 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 | $ 525,520 |  |  |  | 541,280 |
0.625% notes due 2025 | Digital Realty Trust, L.P. | 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 | $ 719,355 |  |  |  | 739,050 |
4.750% Notes due 2025 | Digital Realty Trust, L.P. | Unsecured senior notes |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Stated interest rate | 4.75% | 4.75% | 4.75% | 4.75% |  |
Aggregate principal amount | $ 450,000 |  |  |  |  |
Long-term Debt, Gross |  |  |  |  | 450,000 |
2.500% notes due 2026 | Digital Realty Trust, L.P. | 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 | $ 1,189,703 |  |  |  | 1,222,275 |
0.200% notes due 2026 | Digital Realty Trust, L.P. | 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 | $ 298,073 |  |  |  | 301,419 |
1.700% notes due 2027 | Digital Realty Trust, L.P. | 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 | $ 162,585 |  |  |  |  |
3.700% notes due 2027 | Digital Realty Trust, L.P. | 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 |
1.125% notes due 2028 | Digital Realty Trust, L.P. | 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 | $ 553,350 |  |  |  | 568,500 |
4.450% notes due 2028 | Digital Realty Trust, L.P. | 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 | Digital Realty Trust, L.P. | 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 | $ 292,654 |  |  |  | 295,938 |
3.300% notes due 2029 | Digital Realty Trust, L.P. |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Stated interest rate | 3.30% | 3.30% | 3.30% | 3.30% |  |
3.300% notes due 2029 | Digital Realty Trust, L.P. | Unsecured senior notes |  |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |  |
Aggregate principal amount | $ 454,895 |  |  | £ 350,000 |  |
Long-term Debt, Gross | $ 459,830 |  |  |  | 473,620 |
3.600% notes due 2029 | Digital Realty Trust, L.P. | 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 |
1.500% Notes due 2030 | Digital Realty Trust, L.P. | 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 | $ 830,025 |  |  |  | 852,750 |
3.750% notes due 2030 | Digital Realty Trust, L.P. | 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 | $ 722,590 |  |  |  | 744,260 |
1.250% Notes due 2031 | Digital Realty Trust, L.P. | 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 | $ 553,350 |  |  |  | 568,500 |
0.625% notes due 2031 | Digital Realty Trust, L.P. | 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 | $ 1,106,700 |  |  |  | 1,137,000 |
1.000% Notes due 2032 | Digital Realty Trust, L.P. | 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 | $ 830,025 |  |  |  | $ 852,750 |
1.375% notes due 2032 | Digital Realty Trust, L.P. | 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 | $ 830,025 |  |  |  |  |

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