Debt - Schedule of Debt Maturities And Principal Payments (Details) - Digital Realty Trust, L.P. $ in Thousands	3 Months Ended
Mar. 31, 2021 USD ($) item	Dec. 31, 2020 USD ($)
Debt Instrument
Remainder of 2021	$ 0
2022	703,800
2023	481,958
2024	1,128,760
2025	1,763,770
Thereafter	9,293,054
Subtotal	13,371,342	$ 13,413,013
Unamortized net discounts	(38,554)
Unamortized deferred financing costs	(75,949)
Total	13,256,839
Global revolving credit facilities
Debt Instrument
Remainder of 2021	0
2022	0
2023	377,958
2024	80,385
2025	0
Thereafter	0
Subtotal	458,343	540,184
Unamortized net discounts	0
Unamortized deferred financing costs	(7,336)
Total	$ 451,007
Number of extension options \| item	2
Debt instrument, extension term	6 months
Unsecured term loans
Debt Instrument
Subtotal		537,470
Senior Notes.
Debt Instrument
Remainder of 2021	$ 0
2022	703,800
2023	0
2024	1,048,375
2025	1,763,770
Thereafter	9,156,944
Subtotal	12,672,889
Unamortized net discounts	(38,554)
Unamortized deferred financing costs	(68,137)
Total	12,566,198
Secured debt
Debt Instrument
Remainder of 2021	0
2022	0
2023	104,000
2024	0
2025	0
Thereafter	136,110
Subtotal	240,110	$ 239,330
Unamortized net discounts	0
Unamortized deferred financing costs	(476)
Total	$ 239,634

Debt Instrument, Extension Length

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

No definition available.

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- Definition

Long-term Debt, Net of Discount (Premium)

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Number Of Extension Options

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, after accumulated amortization, of debt discount.

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in remainder of current fiscal year.

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