Debt Instrument, Extension Length

No definition available.

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- Definition

Long-term Debt, Net of Discount (Premium)

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number Of Extension Options

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Period Type:	duration

- 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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Balance Type:	credit
Period Type:	instant

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

Amount, after accumulated amortization, of debt discount.

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Balance Type:	debit
Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt discount (premium).

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Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt premium.

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Balance Type:	credit
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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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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Debt of the Operating Partnership (Summary of Outstanding Indebtedness) (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2020 USD ($) item	Aug. 03, 2020	Dec. 31, 2019 USD ($)
Senior Notes \| 0.125% notes due 2022
Debt Instrument [Line Items]
Stated interest rate	0.125%
Senior Notes \| 2.750% notes due 2023
Debt Instrument [Line Items]
Stated interest rate	2.75%
Senior Notes \| 4.750% notes due 2023
Debt Instrument [Line Items]
Stated interest rate	4.75%
Senior Notes \| 2.625% notes due 2024
Debt Instrument [Line Items]
Stated interest rate	2.625%
Senior Notes \| 2.750% notes due 2024
Debt Instrument [Line Items]
Stated interest rate	2.75%
Senior Notes \| 4.250% notes due 2025
Debt Instrument [Line Items]
Stated interest rate	4.25%
Senior Notes \| 0.625% notes due 2025
Debt Instrument [Line Items]
Stated interest rate	0.625%
Senior Notes \| 2.500% notes due 2026
Debt Instrument [Line Items]
Stated interest rate	2.50%
Senior Notes \| 3.300% notes due 2029
Debt Instrument [Line Items]
Stated interest rate	3.30%
Senior Notes \| 1.500% notes due 2030
Debt Instrument [Line Items]
Stated interest rate	1.50%
Senior Notes \| 3.750% notes due 2030
Debt Instrument [Line Items]
Stated interest rate	3.75%
Senior Notes \| 1.250% notes due 2031
Debt Instrument [Line Items]
Stated interest rate	1.25%
Senior Notes \| 1.000% notes due 2032
Debt Instrument [Line Items]
Stated interest rate	1.00%
Digital Realty Trust, L.P.
Debt Instrument [Line Items]
Long-term debt, gross	$ 12,984,735
Debt Instrument, Unamortized Discount	41,358
Total indebtedness	12,874,760		$ 10,122,448
Unamortized net premiums	5,911
Long-term debt, net of discount (premium)	$ 12,949,288
Digital Realty Trust, L.P. \| 2023 and 2024 Term Loan
Debt Instrument [Line Items]
Interest rate basis spread	1.00%
Digital Realty Trust, L.P. \| Global revolving credit facilities, net
Debt Instrument [Line Items]
Long-term debt, gross	$ 133,146		245,766
Debt Instrument, Unamortized Discount	0
Deferred financing costs	(9,064)		(11,661)
Total indebtedness	124,082		234,105
Unamortized net premiums	0
Long-term debt, net of discount (premium)	$ 133,146
Interest rate basis spread	0.90%
Commitment fee percentage	0.20%
Number of extension options \| item	2
Debt instrument, extension term	6 months
Digital Realty Trust, L.P. \| Yen Revolving Credit Facility
Debt Instrument [Line Items]
Long-term debt, gross	$ 45,993		146,451
Commitment fee percentage	0.50%
Digital Realty Trust, L.P. \| Unsecured term loans, net
Debt Instrument [Line Items]
Long-term debt, gross	$ 513,747
Debt Instrument, Unamortized Discount	0
Deferred financing costs	(1,105)		(2,986)
Total indebtedness	512,642		810,219
Unamortized net premiums	0
Long-term debt, net of discount (premium)	513,747
Digital Realty Trust, L.P. \| Unsecured term loans, net \| 2023 and 2024 Term Loan
Debt Instrument [Line Items]
Long-term debt, gross	513,747		813,205
Digital Realty Trust, L.P. \| Unsecured term loans, net \| 2023 Term Loan
Debt Instrument [Line Items]
Long-term debt, gross	0		300,000
Digital Realty Trust, L.P. \| Unsecured term loans, net \| 2024 Term Loan
Debt Instrument [Line Items]
Long-term debt, gross	513,747		513,205
Digital Realty Trust, L.P. \| Senior Notes
Debt Instrument [Line Items]
Long-term debt, gross	12,098,842
Debt Instrument, Unamortized Discount	41,358
Deferred financing costs	(64,225)		(52,038)
Total indebtedness	11,999,170		8,973,190
Unamortized discounts, net of premiums	(35,447)		(16,145)
Unamortized net premiums	5,911
Long-term debt, net of discount (premium)	12,063,395		9,025,228
Digital Realty Trust, L.P. \| Senior Notes \| Floating rate notes due 2022
Debt Instrument [Line Items]
Long-term debt, gross	$ 351,630		0
Digital Realty Trust, L.P. \| Senior Notes \| Floating rate notes due 2022 \| EURIBOR
Debt Instrument [Line Items]
Interest rate basis spread	0.50%
Digital Realty Trust, L.P. \| Senior Notes \| 3.950% notes due 2022
Debt Instrument [Line Items]
Long-term debt, gross	$ 0		500,000
Stated interest rate	3.95%	3.95%
Digital Realty Trust, L.P. \| Senior Notes \| 3.625% notes due 2022
Debt Instrument [Line Items]
Long-term debt, gross	$ 0		300,000
Stated interest rate	3.625%	3.625%
Digital Realty Trust, L.P. \| Senior Notes \| 0.125% notes due 2022
Debt Instrument [Line Items]
Long-term debt, gross	$ 351,630		0
Stated interest rate	0.125%
Digital Realty Trust, L.P. \| Senior Notes \| 2.750% notes due 2023
Debt Instrument [Line Items]
Long-term debt, gross	$ 350,000		350,000
Stated interest rate	2.75%
Digital Realty Trust, L.P. \| Senior Notes \| 4.750% notes due 2023
Debt Instrument [Line Items]
Long-term debt, gross	$ 387,600		397,710
Stated interest rate	4.75%
Digital Realty Trust, L.P. \| Senior Notes \| 2.625% notes due 2024
Debt Instrument [Line Items]
Long-term debt, gross	$ 703,260		672,780
Stated interest rate	2.625%
Digital Realty Trust, L.P. \| Senior Notes \| 2.750% notes due 2024
Debt Instrument [Line Items]
Long-term debt, gross	$ 323,000		331,425
Stated interest rate	2.75%
Digital Realty Trust, L.P. \| Senior Notes \| 4.250% notes due 2025
Debt Instrument [Line Items]
Long-term debt, gross	$ 516,800		530,280
Stated interest rate	4.25%
Digital Realty Trust, L.P. \| Senior Notes \| 0.625% notes due 2025
Debt Instrument [Line Items]
Long-term debt, gross	$ 761,865		0
Stated interest rate	0.625%
Digital Realty Trust, L.P. \| Senior Notes \| 4.750% notes due 2025
Debt Instrument [Line Items]
Long-term debt, gross	$ 450,000		450,000
Stated interest rate	4.75%
Digital Realty Trust, L.P. \| Senior Notes \| 2.500% notes due 2026
Debt Instrument [Line Items]
Long-term debt, gross	$ 1,260,007		1,205,398
Stated interest rate	2.50%
Digital Realty Trust, L.P. \| Senior Notes \| 3.700% notes due 2027
Debt Instrument [Line Items]
Long-term debt, gross	$ 1,000,000		1,000,000
Stated interest rate	3.70%
Digital Realty Trust, L.P. \| Senior Notes \| 1.125% notes due 2028
Debt Instrument [Line Items]
Long-term debt, gross	$ 586,050		560,650
Stated interest rate	1.125%
Digital Realty Trust, L.P. \| Senior Notes \| 4.450% notes due 2028
Debt Instrument [Line Items]
Long-term debt, gross	$ 650,000		650,000
Stated interest rate	4.45%
Digital Realty Trust, L.P. \| Senior Notes \| 3.600% notes due 2029
Debt Instrument [Line Items]
Long-term debt, gross	$ 900,000		900,000
Stated interest rate	3.60%
Digital Realty Trust, L.P. \| Senior Notes \| 3.300% notes due 2029
Debt Instrument [Line Items]
Long-term debt, gross	$ 452,200		463,995
Stated interest rate	3.30%
Digital Realty Trust, L.P. \| Senior Notes \| 1.500% notes due 2030
Debt Instrument [Line Items]
Long-term debt, gross	$ 879,075		0
Stated interest rate	1.50%
Digital Realty Trust, L.P. \| Senior Notes \| 3.750% notes due 2030
Debt Instrument [Line Items]
Long-term debt, gross	$ 710,600		729,135
Stated interest rate	3.75%
Digital Realty Trust, L.P. \| Senior Notes \| 1.250% notes due 2031
Debt Instrument [Line Items]
Long-term debt, gross	$ 586,050		0
Stated interest rate	1.25%
Digital Realty Trust, L.P. \| Senior Notes \| 1.000% notes due 2032
Debt Instrument [Line Items]
Long-term debt, gross	$ 879,075		0
Stated interest rate	1.00%
Digital Realty Trust, L.P. \| Senior Notes \| Secured note due March 2023 \| LIBOR
Debt Instrument [Line Items]
Interest rate basis spread	1.00%
Digital Realty Trust, L.P. \| Secured Debt
Debt Instrument [Line Items]
Long-term debt, gross	$ 239,000
Debt Instrument, Unamortized Discount	0
Deferred financing costs	(134)		(209)
Total indebtedness	238,866		104,934
Unamortized net premiums	0		54
Long-term debt, net of discount (premium)	239,000		105,143
Digital Realty Trust, L.P. \| Secured Debt \| 731 East Trade Street
Debt Instrument [Line Items]
Long-term debt, gross	$ 0		1,089
Effective interest rate (as a percent)	8.22%
Digital Realty Trust, L.P. \| Secured Debt \| Secured note due March 2023
Debt Instrument [Line Items]
Long-term debt, gross	$ 104,000		104,000
Digital Realty Trust, L.P. \| Secured Debt \| Westin
Debt Instrument [Line Items]
Long-term debt, gross	$ 135,000		$ 0
Stated interest rate	3.29%