Equity and Capital - Schedule of Dividends and Distributions (Details) $ / shares in Units, $ in Thousands	6 Months Ended
	Jun. 30, 2022 USD ($) $ / shares
Series J Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 5,250
Preferred stock dividend per share amount (in dollars per share/unit) | $ / shares	$ 1.31250
Series K Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 6,142
Preferred stock dividend per share amount (in dollars per share/unit) | $ / shares	$ 1.46250
Series L Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 8,970
Preferred stock dividend per share amount (in dollars per share/unit) | $ / shares	$ 1.30000
Common Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 696,102
Common stock dividend per share amount (in dollars per share/unit) | $ / shares	$ 4.88000
March 3, 2022 | Series J Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 2,625
March 3, 2022 | Series K Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	3,071
March 3, 2022 | Series L Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	4,485
March 3, 2022 | Common Units
Dividends Payable [Line Items]
Dividends/Distributions, common stock/units	348,025
May 24, 2022 | Series J Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	2,625
May 24, 2022 | Series K Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	3,071
May 24, 2022 | Series L Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	4,485
May 24, 2022 | Common Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	348,077
Digital Realty Trust, L.P. | Series J Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 5,250
Preferred stock dividend per share amount (in dollars per share/unit) | $ / shares	$ 1.31250
Digital Realty Trust, L.P. | Series K Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 6,142
Preferred stock dividend per share amount (in dollars per share/unit) | $ / shares	$ 1.46250
Digital Realty Trust, L.P. | Series L Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 8,970
Preferred stock dividend per share amount (in dollars per share/unit) | $ / shares	$ 1.30000
Digital Realty Trust, L.P. | Common Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 711,697
Preferred stock dividend per share amount (in dollars per share/unit) | $ / shares	$ 4.88000
Digital Realty Trust, L.P. | March 3, 2022 | Series J Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 2,625
Digital Realty Trust, L.P. | March 3, 2022 | Series K Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	3,071
Digital Realty Trust, L.P. | March 3, 2022 | Series L Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	4,485
Digital Realty Trust, L.P. | March 3, 2022 | Common Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	355,812
Digital Realty Trust, L.P. | May 24, 2022 | Series J Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	2,625
Digital Realty Trust, L.P. | May 24, 2022 | Series K Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	3,071
Digital Realty Trust, L.P. | May 24, 2022 | Series L Preferred Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	4,485
Digital Realty Trust, L.P. | May 24, 2022 | Common Units
Dividends Payable [Line Items]
Dividends/Distributions, preferred units	$ 355,885