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Debt of the Operating Partnership - Unsecured Senior Notes (Details) - Digital Realty Trust, L.P. € in Thousands, £ in Thousands, SFr in Thousands, $ in Thousands | Sep. 30, 2023 USD ($) | Sep. 30, 2023 EUR (€) | Sep. 30, 2023 CHF (SFr) | Sep. 30, 2023 GBP (£) | Dec. 31, 2022 USD ($)
--- | --- | --- | --- | --- | ---
Debt of the Operating Partnership [Line Items] |  |  |  |  |
Long-term debt, gross | $ 16,987,674 |  |  |  | $ 16,723,855
Deferred financing costs | (84,831) |  |  |  |
Unsecured senior notes |  |  |  |  |
Debt of the Operating Partnership [Line Items] |  |  |  |  |
Long-term debt, gross | 13,161,305 |  |  |  | 13,220,961
Unamortized discounts, net of premiums | (33,067) |  |  |  | (37,280)
Deferred financing costs | (56,136) |  |  |  | (63,648)
Total unsecured senior notes, net of discount and deferred financing costs | $ 13,072,102 |  |  |  | 13,120,033
0.600% notes due 2023 | 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 | $ 109,272 |  |  |  | 108,121
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 | 634,380 |  |  |  | 642,300
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 | $ 304,975 |  |  |  | 302,075
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 | $ 487,960 |  |  |  | 483,320
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 | $ 687,245 |  |  |  | 695,825
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 | $ 1,136,598 |  |  |  | 1,150,788
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 | $ 300,498 |  |  |  | 297,331
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 | $ 163,908 |  |  |  | 162,181
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 | $ 528,650 |  |  |  | 535,250
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 | $ 295,034 |  |  |  | 291,925
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 | $ 426,965 |  |  |  | 422,905
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 | $ 792,975 |  |  |  | 802,875
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 | $ 670,945 |  |  |  | 664,565
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 | $ 528,650 |  |  |  | 535,250
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 | $ 1,057,300 |  |  |  | 1,070,500
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 | $ 792,975 |  |  |  | 802,875
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 | $ 792,975 |  |  |  | $ 802,875

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