| Cover Page | Dec. 13, 2022 |
| Entity Information [Line Items] | |
| Document Type | 8-K/A |
| Document Period End Date | Dec. 13, 2022 |
| Entity File Number | 001-32336 |
| Entity Registrant Name | DIGITAL REALTY TRUST, INC. |
| Entity Incorporation, State or Country Code | MD |
| Entity Tax Identification Number | 26-0081711 |
| Entity Address, Address Line One | 5707 Southwest Parkway, Building 1, Suite 275 |
| Entity Address, City or Town | Austin |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 78735 |
| City Area Code | 737 |
| Local Phone Number | 281-0101 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001297996 |
| Amendment Flag | true |
| Amendment Description | Introductory Note Unless otherwise indicated or unless the context requires otherwise, all references in this report to “we,” “us,” “our,” “our company,” “the company” or “Digital Realty” refer to Digital Realty Trust, Inc., together with its consolidated subsidiaries, including Digital Realty Trust, L.P., our “operating partnership.” |
| Common Stock | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Common Stock |
| Trading Symbol | DLR |
| Security Exchange Name | NYSE |
| Series J Preferred Stock | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Series J Cumulative Redeemable Preferred Stock |
| Trading Symbol | DLR Pr J |
| Security Exchange Name | NYSE |
| Series K Preferred Stock | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Series K Cumulative Redeemable Preferred Stock |
| Trading Symbol | DLR Pr K |
| Security Exchange Name | NYSE |
| Series L Preferred Stock | |
| Entity Information [Line Items] | |
| Title of 12(b) Security | Series L Cumulative Redeemable Preferred Stock |
| Trading Symbol | DLR Pr L |
| Security Exchange Name | NYSE |
| Digital Realty Trust L.P. | |
| Entity Information [Line Items] | |
| Entity File Number | 000-54023 |
| Entity Registrant Name | DIGITAL REALTY TRUST, L.P. |
| Entity Incorporation, State or Country Code | MD |
| Entity Tax Identification Number | 20-2402955 |
| Entity Emerging Growth Company | false |
