Earnings per Common Share or Unit - Summary of Basic and Diluted Earnings per Share and Unit (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Numerator:
Net income available to common stockholders	$ 271,327	$ 58,545
Plus: Loss attributable to redeemable noncontrolling interest	(7,649)	(2,320)
Net income available to common stockholders - diluted EPS	$ 263,678	$ 60,865
Denominator:
Weighted average units outstanding-basic (shares/units)	312,292	291,219
Potentially dilutive common shares/units:
Unvested incentive units (shares/units)	196	176
Unvested restricted stock (shares/units)	112	27
Market performance-based awards (shares/units)	361	1
Redeemable noncontrolling interest shares (shares/units)	7,837	11,644
Weighted average shares/units outstanding-diluted (shares/units)	320,798	303,065
Income per unit:
Basic (in dollars per share)	$ 0.87	$ 0.20
Diluted (in dollars per share)	$ 0.82	$ 0.20
Teraco
Income per unit:
Period for right to sell all or a portion of interest to company, beginning on February 1, 2026 (in years)	2 years
Digital Realty Trust, L.P.
Numerator:
Net income available to common stockholders	$ 277,527	$ 60,045
Plus: Loss attributable to redeemable noncontrolling interest	(7,649)	(2,320)
Net income available to common stockholders - diluted EPS	$ 269,878	$ 62,365
Denominator:
Weighted average units outstanding-basic (shares/units)	318,469	297,180
Potentially dilutive common shares/units:
Unvested incentive units (shares/units)	196	176
Unvested restricted stock (shares/units)	112	27
Market performance-based awards (shares/units)	361	1
Redeemable noncontrolling interest shares (shares/units)	7,837	11,644
Weighted average shares/units outstanding-diluted (shares/units)	326,975	309,026
Income per unit:
Basic (in dollars per share)	$ 0.87	$ 0.20
Diluted (in dollars per share)	$ 0.82	$ 0.20