Equity and Capital - Schedule of Dividends and Distributions (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Dec. 31, 2022
Dividends Payable [Line Items]
Preferred stock, liquidation preference per share (in dollars per share)	$ 25.00	$ 25.00
Series J Preferred Units
Dividends Payable [Line Items]
Preferred stock dividend per share amount (in dollars per share/unit)	1.31250
Series K Preferred Units
Dividends Payable [Line Items]
Preferred stock dividend per share amount (in dollars per share/unit)	1.46250
Series L Preferred Units
Dividends Payable [Line Items]
Preferred stock dividend per share amount (in dollars per share/unit)	1.30000
Common Units
Dividends Payable [Line Items]
Common stock dividend per share amount (in dollars per share/unit)	$ 4.88000
February 22, 2023 [Member] | Series J Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 2,625
February 22, 2023 [Member] | Series K Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	3,071
February 22, 2023 [Member] | Series L Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	4,485
February 22, 2023 [Member] | Common Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 356,214
Digital Realty Trust, L.P.
Dividends Payable [Line Items]
Preferred stock, liquidation preference per share (in dollars per share)	$ 25.00	$ 25.00
Digital Realty Trust, L.P. | Series J Preferred Units
Dividends Payable [Line Items]
Preferred stock dividend per share amount (in dollars per share/unit)	1.31250
Digital Realty Trust, L.P. | Series K Preferred Units
Dividends Payable [Line Items]
Preferred stock dividend per share amount (in dollars per share/unit)	1.46250
Digital Realty Trust, L.P. | Series L Preferred Units
Dividends Payable [Line Items]
Preferred stock dividend per share amount (in dollars per share/unit)	1.30000
Digital Realty Trust, L.P. | Common Units
Dividends Payable [Line Items]
Common stock dividend per share amount (in dollars per share/unit)	$ 4.88000
Digital Realty Trust, L.P. | February 22, 2023 [Member] | Series J Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 2,625
Digital Realty Trust, L.P. | February 22, 2023 [Member] | Series K Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	3,071
Digital Realty Trust, L.P. | February 22, 2023 [Member] | Series L Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	4,485
Digital Realty Trust, L.P. | February 22, 2023 [Member] | Common Units
Dividends Payable [Line Items]
Dividends/Distributions, common stock/units	$ 364,204