3.19.3.a.u2 html 1574 707 1 false 430 0 false 19 false false R1.htm 00090 - Document - Cover Page Sheet http://www.digitalrealty.com/role/DocumentCoverPage Cover Page Cover 1 false false R2.htm 00100 - Statement - CONSOLIDATED BALANCE SHEETS Sheet http://www.digitalrealty.com/role/StatementConsolidatedBalanceSheets CONSOLIDATED BALANCE SHEETS Statements 2 false false R3.htm 00105 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical) Sheet http://www.digitalrealty.com/role/StatementConsolidatedBalanceSheetsParenthetical CONSOLIDATED BALANCE SHEETS (Parenthetical) Statements 3 false false R4.htm 00200 - Statement - CONSOLIDATED INCOME STATEMENTS Sheet http://www.digitalrealty.com/role/StatementConsolidatedIncomeStatements CONSOLIDATED INCOME STATEMENTS Statements 4 false false R5.htm 00300 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Sheet http://www.digitalrealty.com/role/StatementConsolidatedStatementsOfComprehensiveIncome CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Statements 5 false false R6.htm 00400 - Statement - CONSOLIDATED STATEMENTS OF EQUITY Sheet http://www.digitalrealty.com/role/StatementConsolidatedStatementsOfEquity CONSOLIDATED STATEMENTS OF EQUITY Statements 6 false false R7.htm 00500 - Statement - CONSOLIDATED STATEMENTS OF CAPITAL Sheet http://www.digitalrealty.com/role/StatementConsolidatedStatementsOfCapital CONSOLIDATED STATEMENTS OF CAPITAL Statements 7 false false R8.htm 00600 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS Sheet http://www.digitalrealty.com/role/StatementConsolidatedStatementsOfCashFlows CONSOLIDATED STATEMENTS OF CASH FLOWS Statements 8 false false R9.htm 10101 - Disclosure - Organization and Description of Business Sheet http://www.digitalrealty.com/role/DisclosureOrganizationAndDescriptionOfBusiness Organization and Description of Business Notes 9 false false R10.htm 10201 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 10 false false R11.htm 10301 - Disclosure - Business Combinations Sheet http://www.digitalrealty.com/role/DisclosureBusinessCombinations Business Combinations Notes 11 false false R12.htm 10401 - Disclosure - Leases Sheet http://www.digitalrealty.com/role/DisclosureLeases Leases Notes 12 false false R13.htm 10501 - Disclosure - Investments in Real Estate Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstate Investments in Real Estate Notes 13 false false R14.htm 10601 - Disclosure - Investments in Unconsolidated Joint Ventures Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInUnconsolidatedJointVentures Investments in Unconsolidated Joint Ventures Notes 14 false false R15.htm 10701 - Disclosure - Acquired Intangible Assets and Liabilities Sheet http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilities Acquired Intangible Assets and Liabilities Notes 15 false false R16.htm 10801 - Disclosure - Debt of the Company Sheet http://www.digitalrealty.com/role/DisclosureDebtOfCompany Debt of the Company Notes 16 false false R17.htm 10901 - Disclosure - Debt of the Operating Partnership Sheet http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnership Debt of the Operating Partnership Notes 17 false false R18.htm 11001 - Disclosure - Income per Share Sheet http://www.digitalrealty.com/role/DisclosureIncomePerShare Income per Share Notes 18 false false R19.htm 11101 - Disclosure - Income per Unit Sheet http://www.digitalrealty.com/role/DisclosureIncomePerUnit Income per Unit Notes 19 false false R20.htm 11201 - Disclosure - Income Taxes Sheet http://www.digitalrealty.com/role/DisclosureIncomeTaxes Income Taxes Notes 20 false false R21.htm 11301 - Disclosure - Equity and Accumulated Other Comprehensive Loss, Net Sheet http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNet Equity and Accumulated Other Comprehensive Loss, Net Notes 21 false false R22.htm 11401 - Disclosure - Capital and Accumulated Other Comprehensive Loss Sheet http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveLoss Capital and Accumulated Other Comprehensive Loss Notes 22 false false R23.htm 11501 - Disclosure - Incentive Plan Sheet http://www.digitalrealty.com/role/DisclosureIncentivePlan Incentive Plan Notes 23 false false R24.htm 11601 - Disclosure - Derivative Instruments Sheet http://www.digitalrealty.com/role/DisclosureDerivativeInstruments Derivative Instruments Notes 24 false false R25.htm 11701 - Disclosure - Fair Value of Financial Instruments Sheet http://www.digitalrealty.com/role/DisclosureFairValueOfFinancialInstruments Fair Value of Financial Instruments Notes 25 false false R26.htm 11901 - Disclosure - Commitments and Contingencies Sheet http://www.digitalrealty.com/role/DisclosureCommitmentsAndContingencies Commitments and Contingencies Notes 26 false false R27.htm 12001 - Disclosure - Quarterly Financial Information (Digital Realty Trust, Inc.) (unaudited) Sheet http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustIncUnaudited Quarterly Financial Information (Digital Realty Trust, Inc.) (unaudited) Notes 27 false false R28.htm 12101 - Disclosure - Quarterly Financial Information (Digital Realty Trust, L.P.) Sheet http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustLp Quarterly Financial Information (Digital Realty Trust, L.P.) Notes 28 false false R29.htm 12201 - Disclosure - Subsequent Events Sheet http://www.digitalrealty.com/role/DisclosureSubsequentEvents Subsequent Events Notes 29 false false R30.htm 12301 - Schedule - Schedule III Properties And Accumulated Depreciation Sheet http://www.digitalrealty.com/role/ScheduleScheduleIiiPropertiesAndAccumulatedDepreciation Schedule III Properties And Accumulated Depreciation Uncategorized 30 false false R31.htm 20202 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Notes 31 false false R32.htm 30103 - Disclosure - Organization and Description of Business (Tables) Sheet http://www.digitalrealty.com/role/DisclosureOrganizationAndDescriptionOfBusinessTables Organization and Description of Business (Tables) Tables http://www.digitalrealty.com/role/DisclosureOrganizationAndDescriptionOfBusiness 32 false false R33.htm 30203 - Disclosure - Summary of Significant Accounting Policies (Tables) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables Summary of Significant Accounting Policies (Tables) Tables http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPolicies 33 false false R34.htm 30303 - Disclosure - Business Combinations (Tables) Sheet http://www.digitalrealty.com/role/DisclosureBusinessCombinationsTables Business Combinations (Tables) Tables http://www.digitalrealty.com/role/DisclosureBusinessCombinations 34 false false R35.htm 30403 - Disclosure - Leases (Tables) Sheet http://www.digitalrealty.com/role/DisclosureLeasesTables Leases (Tables) Tables http://www.digitalrealty.com/role/DisclosureLeases 35 false false R36.htm 30503 - Disclosure - Investments in Real Estate (Tables) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateTables Investments in Real Estate (Tables) Tables http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstate 36 false false R37.htm 30603 - Disclosure - Investments in Unconsolidated Joint Ventures (Tables) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInUnconsolidatedJointVenturesTables Investments in Unconsolidated Joint Ventures (Tables) Tables http://www.digitalrealty.com/role/DisclosureInvestmentsInUnconsolidatedJointVentures 37 false false R38.htm 30703 - Disclosure - Acquired Intangible Assets and Liabilities (Tables) Sheet http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilitiesTables Acquired Intangible Assets and Liabilities (Tables) Tables http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilities 38 false false R39.htm 30903 - Disclosure - Debt of the Operating Partnership (Tables) Sheet http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipTables Debt of the Operating Partnership (Tables) Tables http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnership 39 false false R40.htm 31003 - Disclosure - Income per Share (Tables) Sheet http://www.digitalrealty.com/role/DisclosureIncomePerShareTables Income per Share (Tables) Tables http://www.digitalrealty.com/role/DisclosureIncomePerShare 40 false false R41.htm 31103 - Disclosure - Income per Unit (Tables) Sheet http://www.digitalrealty.com/role/DisclosureIncomePerUnitTables Income per Unit (Tables) Tables http://www.digitalrealty.com/role/DisclosureIncomePerUnit 41 false false R42.htm 31203 - Disclosure - Income Taxes (Tables) Sheet http://www.digitalrealty.com/role/DisclosureIncomeTaxesTables Income Taxes (Tables) Tables http://www.digitalrealty.com/role/DisclosureIncomeTaxes 42 false false R43.htm 31303 - Disclosure - Equity and Accumulated Other Comprehensive Loss, Net (Tables) Sheet http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetTables Equity and Accumulated Other Comprehensive Loss, Net (Tables) Tables http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNet 43 false false R44.htm 31403 - Disclosure - Capital and Accumulated Other Comprehensive Loss (Tables) Sheet http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveLossTables Capital and Accumulated Other Comprehensive Loss (Tables) Tables http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveLoss 44 false false R45.htm 31503 - Disclosure - Incentive Plan (Tables) Sheet http://www.digitalrealty.com/role/DisclosureIncentivePlanTables Incentive Plan (Tables) Tables http://www.digitalrealty.com/role/DisclosureIncentivePlan 45 false false R46.htm 31603 - Disclosure - Derivative Instruments (Tables) Sheet http://www.digitalrealty.com/role/DisclosureDerivativeInstrumentsTables Derivative Instruments (Tables) Tables http://www.digitalrealty.com/role/DisclosureDerivativeInstruments 46 false false R47.htm 31703 - Disclosure - Fair Value of Financial Instruments (Tables) Sheet http://www.digitalrealty.com/role/DisclosureFairValueOfFinancialInstrumentsTables Fair Value of Financial Instruments (Tables) Tables http://www.digitalrealty.com/role/DisclosureFairValueOfFinancialInstruments 47 false false R48.htm 32003 - Disclosure - Quarterly Financial Information (Digital Realty Trust, Inc.) (unaudited) (Tables) Sheet http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustIncUnauditedTables Quarterly Financial Information (Digital Realty Trust, Inc.) (unaudited) (Tables) Tables http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustIncUnaudited 48 false false R49.htm 32103 - Disclosure - Quarterly Financial Information (Digital Realty Trust, L.P.) (Tables) Sheet http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustLpTables Quarterly Financial Information (Digital Realty Trust, L.P.) (Tables) Tables http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustIncUnaudited 49 false false R50.htm 40101 - Disclosure - Organization and Description of Business - Data Centers (Details) Sheet http://www.digitalrealty.com/role/DisclosureOrganizationAndDescriptionOfBusinessDataCentersDetails Organization and Description of Business - Data Centers (Details) Details 50 false false R51.htm 40102 - Disclosure - Organization and Description of Business (Details) Sheet http://www.digitalrealty.com/role/DisclosureOrganizationAndDescriptionOfBusinessDetails Organization and Description of Business (Details) Details http://www.digitalrealty.com/role/DisclosureOrganizationAndDescriptionOfBusinessTables 51 false false R52.htm 40201 - Disclosure - Summary of Significant Accounting Policies - PPE (Details) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesPpeDetails Summary of Significant Accounting Policies - PPE (Details) Details http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 52 false false R53.htm 40202 - Disclosure - Summary of Significant Accounting Policies - Goodwill (Details) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesGoodwillDetails Summary of Significant Accounting Policies - Goodwill (Details) Details 53 false false R54.htm 40203 - Disclosure - Summary of Significant Accounting Policies - Costs (Details) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesCostsDetails Summary of Significant Accounting Policies - Costs (Details) Details http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 54 false false R55.htm 40204 - Disclosure - Summary of Significant Accounting Policies - Income Taxes (Details) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesIncomeTaxesDetails Summary of Significant Accounting Policies - Income Taxes (Details) Details 55 false false R56.htm 40205 - Disclosure - Summary of Significant Accounting Policies - Lease Accounting (Details) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesLeaseAccountingDetails Summary of Significant Accounting Policies - Lease Accounting (Details) Details 56 false false R57.htm 40206 - Disclosure - Summary of Significant Accounting Policies - Revenue Recognition and Gains (Details) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesRevenueRecognitionAndGainsDetails Summary of Significant Accounting Policies - Revenue Recognition and Gains (Details) Details 57 false false R58.htm 40207 - Disclosure - Summary of Significant Accounting Policies - Segment and Geographic Information (Details) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesSegmentAndGeographicInformationDetails Summary of Significant Accounting Policies - Segment and Geographic Information (Details) Details 58 false false R59.htm 40208 - Disclosure - Summary of Significant Accounting Policies - Reclassification (Details) Sheet http://www.digitalrealty.com/role/DisclosureSummaryOfSignificantAccountingPoliciesReclassificationDetails Summary of Significant Accounting Policies - Reclassification (Details) Details 59 false false R60.htm 40301 - Disclosure - Business Combinations - Ascenty Acquisition (Details) Sheet http://www.digitalrealty.com/role/DisclosureBusinessCombinationsAscentyAcquisitionDetails Business Combinations - Ascenty Acquisition (Details) Details 60 false false R61.htm 40302 - Disclosure - Business Combinations - Ascenty Deconsolidation (Details) Sheet http://www.digitalrealty.com/role/DisclosureBusinessCombinationsAscentyDeconsolidationDetails Business Combinations - Ascenty Deconsolidation (Details) Details 61 false false R62.htm 40401 - Disclosure - Leases - Supplemental Balance Sheet Information (Details) Sheet http://www.digitalrealty.com/role/DisclosureLeasesSupplementalBalanceSheetInformationDetails Leases - Supplemental Balance Sheet Information (Details) Details 62 false false R63.htm 40402 - Disclosure - Leases - Lease Expense (Details) Sheet http://www.digitalrealty.com/role/DisclosureLeasesLeaseExpenseDetails Leases - Lease Expense (Details) Details 63 false false R64.htm 40403 - Disclosure - Leases (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureLeasesNarrativeDetails Leases (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureLeasesTables 64 false false R65.htm 40404 - Disclosure - Leases - Operating Leases under ASC840 (Details) Sheet http://www.digitalrealty.com/role/DisclosureLeasesOperatingLeasesUnderAsc840Details Leases - Operating Leases under ASC840 (Details) Details 65 false false R66.htm 40405 - Disclosure - Leases - Capital Lease Obligations under ASC 840 (Details) Sheet http://www.digitalrealty.com/role/DisclosureLeasesCapitalLeaseObligationsUnderAsc840Details Leases - Capital Lease Obligations under ASC 840 (Details) Details 66 false false R67.htm 40406 - Disclosure - Leases - Maturities of Lease Liabilities (Details) Sheet http://www.digitalrealty.com/role/DisclosureLeasesMaturitiesOfLeaseLiabilitiesDetails Leases - Maturities of Lease Liabilities (Details) Details 67 false false R68.htm 40407 - Disclosure - Leases (Minimum Lease Payments From Customers) (Details) Sheet http://www.digitalrealty.com/role/DisclosureLeasesMinimumLeasePaymentsFromCustomersDetails Leases (Minimum Lease Payments From Customers) (Details) Details http://www.digitalrealty.com/role/DisclosureLeasesTables 68 false false R69.htm 40501 - Disclosure - Investments in Real Estate (Schedule of Real Estate Property Acquisitions) (Details) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateScheduleOfRealEstatePropertyAcquisitionsDetails Investments in Real Estate (Schedule of Real Estate Property Acquisitions) (Details) Details http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateTables 69 false false R70.htm 40502 - Disclosure - Investments in Real Estate (Held for Sale) (Details) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateHeldForSaleDetails Investments in Real Estate (Held for Sale) (Details) Details http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateTables 70 false false R71.htm 40503 - Disclosure - Investments in Real Estate (Acquisitions) (Details) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateAcquisitionsDetails Investments in Real Estate (Acquisitions) (Details) Details http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateTables 71 false false R72.htm 40504 - Disclosure - Investments in Real Estate (Purchase Price Allocation) (Details) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstatePurchasePriceAllocationDetails Investments in Real Estate (Purchase Price Allocation) (Details) Details http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateTables 72 false false R73.htm 40505 - Disclosure - Investments in Real Estate (Dispositions) (Details) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateDispositionsDetails Investments in Real Estate (Dispositions) (Details) Details http://www.digitalrealty.com/role/DisclosureInvestmentsInRealEstateTables 73 false false R74.htm 40601 - Disclosure - Investments in Unconsolidated Joint Ventures (Equity method of Accounting Presented in our consolidated balance sheets) (Details) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInUnconsolidatedJointVenturesEquityMethodOfAccountingPresentedInOurConsolidatedBalanceSheetsDetails Investments in Unconsolidated Joint Ventures (Equity method of Accounting Presented in our consolidated balance sheets) (Details) Details http://www.digitalrealty.com/role/DisclosureInvestmentsInUnconsolidatedJointVenturesTables 74 false false R75.htm 40602 - Disclosure - Investments in Unconsolidated Joint Ventures - Mapletree Joint Venture (Details) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInUnconsolidatedJointVenturesMapletreeJointVentureDetails Investments in Unconsolidated Joint Ventures - Mapletree Joint Venture (Details) Details 75 false false R76.htm 40603 - Disclosure - Investments in Unconsolidated Joint Ventures (Summary of Financial Information for Joint Ventures) (Details) Sheet http://www.digitalrealty.com/role/DisclosureInvestmentsInUnconsolidatedJointVenturesSummaryOfFinancialInformationForJointVenturesDetails Investments in Unconsolidated Joint Ventures (Summary of Financial Information for Joint Ventures) (Details) Details http://www.digitalrealty.com/role/DisclosureInvestmentsInUnconsolidatedJointVenturesTables 76 false false R77.htm 40701 - Disclosure - Acquired Intangible Assets and Liabilities (Summary of Acquired Intangible Assets) (Details) Sheet http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilitiesSummaryOfAcquiredIntangibleAssetsDetails Acquired Intangible Assets and Liabilities (Summary of Acquired Intangible Assets) (Details) Details http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilitiesTables 77 false false R78.htm 40702 - Disclosure - Acquired Intangible Assets and Liabilities (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilitiesNarrativeDetails Acquired Intangible Assets and Liabilities (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilitiesTables 78 false false R79.htm 40703 - Disclosure - Acquired Intangible Assets and Liabilities (Schedule of Estimated Annual Amortization of Below Market Leases) (Details) Sheet http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilitiesScheduleOfEstimatedAnnualAmortizationOfBelowMarketLeasesDetails Acquired Intangible Assets and Liabilities (Schedule of Estimated Annual Amortization of Below Market Leases) (Details) Details http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilitiesTables 79 false false R80.htm 40704 - Disclosure - Acquired Intangible Assets And Liabilities (Schedule of Estimated Annual Amortization of Intangible Assets) (Details) Sheet http://www.digitalrealty.com/role/DisclosureAcquiredIntangibleAssetsAndLiabilitiesScheduleOfEstimatedAnnualAmortizationOfIntangibleAssetsDetails Acquired Intangible Assets And Liabilities (Schedule of Estimated Annual Amortization of Intangible Assets) (Details) Details 80 false false R81.htm 40801 - Disclosure - Debt of the Company (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureDebtOfCompanyNarrativeDetails Debt of the Company (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureDebtOfCompany 81 false false R82.htm 40901 - Disclosure - Debt of the Operating Partnership (Summary of Outstanding Indebtedness) (Details) Sheet http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipSummaryOfOutstandingIndebtednessDetails Debt of the Operating Partnership (Summary of Outstanding Indebtedness) (Details) Details http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipTables 82 false false R83.htm 40902 - Disclosure - Debt of the Operating Partnership (Floating and Base Rate Borrowing) (Details) Sheet http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipFloatingAndBaseRateBorrowingDetails Debt of the Operating Partnership (Floating and Base Rate Borrowing) (Details) Details http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipTables 83 false false R84.htm 40903 - Disclosure - Debt of the Operating Partnership (Global Revolving Credit Facilities) (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipGlobalRevolvingCreditFacilitiesNarrativeDetails Debt of the Operating Partnership (Global Revolving Credit Facilities) (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipTables 84 false false R85.htm 40904 - Disclosure - Debt of the Operating Partnership (Unsecured Term Loans) (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipUnsecuredTermLoansNarrativeDetails Debt of the Operating Partnership (Unsecured Term Loans) (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipTables 85 false false R86.htm 40905 - Disclosure - Debt of the Operating Partnership (Unsecured Senior Notes) (Details) Notes http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipUnsecuredSeniorNotesDetails Debt of the Operating Partnership (Unsecured Senior Notes) (Details) Details http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipTables 86 false false R87.htm 40906 - Disclosure - Debt of the Operating Partnership (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipNarrativeDetails Debt of the Operating Partnership (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipTables 87 false false R88.htm 40908 - Disclosure - Debt of the Operating Partnership (Schedule of Debt Maturities And Principal Maturities) (Details) Sheet http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipScheduleOfDebtMaturitiesAndPrincipalMaturitiesDetails Debt of the Operating Partnership (Schedule of Debt Maturities And Principal Maturities) (Details) Details http://www.digitalrealty.com/role/DisclosureDebtOfOperatingPartnershipTables 88 false false R89.htm 41001 - Disclosure - Income per Share (Summary of Basic and Diluted Earnings per Share) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncomePerShareSummaryOfBasicAndDilutedEarningsPerShareDetails Income per Share (Summary of Basic and Diluted Earnings per Share) (Details) Details http://www.digitalrealty.com/role/DisclosureIncomePerShareTables 89 false false R90.htm 41002 - Disclosure - Income per Share (Schedule of Antidilutive Securities Excluded from Computation of Earnings per Share) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncomePerShareScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetails Income per Share (Schedule of Antidilutive Securities Excluded from Computation of Earnings per Share) (Details) Details http://www.digitalrealty.com/role/DisclosureIncomePerShareTables 90 false false R91.htm 41101 - Disclosure - Income per Unit (Summary of Basic and Diluted Earnings per Share) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncomePerUnitSummaryOfBasicAndDilutedEarningsPerShareDetails Income per Unit (Summary of Basic and Diluted Earnings per Share) (Details) Details http://www.digitalrealty.com/role/DisclosureIncomePerUnitTables 91 false false R92.htm 41102 - Disclosure - Income per Unit (Schedule of Antidilutive Securities Excluded from Computation of Earnings per Share) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncomePerUnitScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetails Income per Unit (Schedule of Antidilutive Securities Excluded from Computation of Earnings per Share) (Details) Details http://www.digitalrealty.com/role/DisclosureIncomePerUnitTables 92 false false R93.htm 41201 - Disclosure - Income Taxes (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncomeTaxesDetails Income Taxes (Details) Details http://www.digitalrealty.com/role/DisclosureIncomeTaxesTables 93 false false R94.htm 41301 - Disclosure - Equity and Accumulated Other Comprehensive Loss, Net (Equity Distribution Agreements Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetEquityDistributionAgreementsNarrativeDetails Equity and Accumulated Other Comprehensive Loss, Net (Equity Distribution Agreements Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetTables 94 false false R95.htm 41302 - Disclosure - Equity and Accumulated Other Comprehensive Loss, Net (Forward Equity Sale) (Details) Sheet http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetForwardEquitySaleDetails Equity and Accumulated Other Comprehensive Loss, Net (Forward Equity Sale) (Details) Details http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetTables 95 false false R96.htm 41303 - Disclosure - Equity and Accumulated Other Comprehensive Loss, Net (Redeemable Preferred Stock) (Details) Sheet http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetRedeemablePreferredStockDetails Equity and Accumulated Other Comprehensive Loss, Net (Redeemable Preferred Stock) (Details) Details http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetTables 96 false false R97.htm 41304 - Disclosure - Equity and Accumulated Other Comprehensive Loss, Net (Noncontrolling Interests in Operating Partnership) (Details) Sheet http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetNoncontrollingInterestsInOperatingPartnershipDetails Equity and Accumulated Other Comprehensive Loss, Net (Noncontrolling Interests in Operating Partnership) (Details) Details http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetTables 97 false false R98.htm 41305 - Disclosure - Equity and Accumulated Other Comprehensive Loss, Net (Summary of Activity For Noncontrolling Interests in The Operating Partnership) (Details) Sheet http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetSummaryOfActivityForNoncontrollingInterestsInOperatingPartnershipDetails Equity and Accumulated Other Comprehensive Loss, Net (Summary of Activity For Noncontrolling Interests in The Operating Partnership) (Details) Details http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetTables 98 false false R99.htm 41306 - Disclosure - Equity and Accumulated Other Comprehensive Loss, Net (Schedule of Dividends) (Details) Sheet http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetScheduleOfDividendsDetails Equity and Accumulated Other Comprehensive Loss, Net (Schedule of Dividends) (Details) Details http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetTables 99 false false R100.htm 41307 - Disclosure - Equity and Accumulated Other Comprehensive Loss, Net (Schedule of Accumulated Other Comprehensive Loss, Net) (Details) Sheet http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetScheduleOfAccumulatedOtherComprehensiveLossNetDetails Equity and Accumulated Other Comprehensive Loss, Net (Schedule of Accumulated Other Comprehensive Loss, Net) (Details) Details http://www.digitalrealty.com/role/DisclosureEquityAndAccumulatedOtherComprehensiveLossNetTables 100 false false R101.htm 41401 - Disclosure - Capital and Accumulated Other Comprehensive Income (Loss) (Forward Equity Sale) (Details) Sheet http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveIncomeLossForwardEquitySaleDetails Capital and Accumulated Other Comprehensive Income (Loss) (Forward Equity Sale) (Details) Details http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveLossTables 101 false false R102.htm 41402 - Disclosure - Capital and Accumulated Other Comprehensive Income (Loss) (Redeemable Preferred Units) (Details) Sheet http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveIncomeLossRedeemablePreferredUnitsDetails Capital and Accumulated Other Comprehensive Income (Loss) (Redeemable Preferred Units) (Details) Details http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveLossTables 102 false false R103.htm 41403 - Disclosure - Capital and Accumulated Other Comprehensive Income (Loss) (Partnership Units Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveIncomeLossPartnershipUnitsNarrativeDetails Capital and Accumulated Other Comprehensive Income (Loss) (Partnership Units Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveLossTables 103 false false R104.htm 41404 - Disclosure - Capital and Accumulated Other Comprehensive Income (Loss) (Schedule of Distributions) (Details) Sheet http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveIncomeLossScheduleOfDistributionsDetails Capital and Accumulated Other Comprehensive Income (Loss) (Schedule of Distributions) (Details) Details http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveLossTables 104 false false R105.htm 41405 - Disclosure - Capital and Accumulated Other Comprehensive Income (Loss) (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) Sheet http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveIncomeLossScheduleOfAccumulatedOtherComprehensiveIncomeLossDetails Capital and Accumulated Other Comprehensive Income (Loss) (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) Details http://www.digitalrealty.com/role/DisclosureCapitalAndAccumulatedOtherComprehensiveLossTables 105 false false R106.htm 41501 - Disclosure - Incentive Plan (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncentivePlanNarrativeDetails Incentive Plan (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureIncentivePlanTables 106 false false R107.htm 41502 - Disclosure - Incentive Plan (Schedule of Compensation Expense) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncentivePlanScheduleOfCompensationExpenseDetails Incentive Plan (Schedule of Compensation Expense) (Details) Details http://www.digitalrealty.com/role/DisclosureIncentivePlanTables 107 false false R108.htm 41503 - Disclosure - Incentive Plan (Summary of Long-Term Incentive Units) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncentivePlanSummaryOfLongTermIncentiveUnitsDetails Incentive Plan (Summary of Long-Term Incentive Units) (Details) Details http://www.digitalrealty.com/role/DisclosureIncentivePlanTables 108 false false R109.htm 41504 - Disclosure - Incentive Plan (Market Performance Based Awards) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncentivePlanMarketPerformanceBasedAwardsDetails Incentive Plan (Market Performance Based Awards) (Details) Details http://www.digitalrealty.com/role/DisclosureIncentivePlanTables 109 false false R110.htm 41505 - Disclosure - Incentive Plan (Assumptions Used) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncentivePlanAssumptionsUsedDetails Incentive Plan (Assumptions Used) (Details) Details http://www.digitalrealty.com/role/DisclosureIncentivePlanTables 110 false false R111.htm 41506 - Disclosure - Incentive Plan (Summary of Restricted Stock Activity) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncentivePlanSummaryOfRestrictedStockActivityDetails Incentive Plan (Summary of Restricted Stock Activity) (Details) Details http://www.digitalrealty.com/role/DisclosureIncentivePlanTables 111 false false R112.htm 41507 - Disclosure - Incentive Plan (401(k)) (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureIncentivePlan401KNarrativeDetails Incentive Plan (401(k)) (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureIncentivePlanTables 112 false false R113.htm 41601 - Disclosure - Derivative Instruments (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureDerivativeInstrumentsNarrativeDetails Derivative Instruments (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureDerivativeInstrumentsTables 113 false false R114.htm 41602 - Disclosure - Derivative Instruments (Outstanding Interest Rate Derivatives) (Details) Sheet http://www.digitalrealty.com/role/DisclosureDerivativeInstrumentsOutstandingInterestRateDerivativesDetails Derivative Instruments (Outstanding Interest Rate Derivatives) (Details) Details http://www.digitalrealty.com/role/DisclosureDerivativeInstrumentsTables 114 false false R115.htm 41701 - Disclosure - Fair Value of Financial Instruments (Estimated Fair Value And Carrying Amounts) (Details) Sheet http://www.digitalrealty.com/role/DisclosureFairValueOfFinancialInstrumentsEstimatedFairValueAndCarryingAmountsDetails Fair Value of Financial Instruments (Estimated Fair Value And Carrying Amounts) (Details) Details http://www.digitalrealty.com/role/DisclosureFairValueOfFinancialInstrumentsTables 115 false false R116.htm 41901 - Disclosure - Commitments and Contingencies (Narrative) (Details) Sheet http://www.digitalrealty.com/role/DisclosureCommitmentsAndContingenciesNarrativeDetails Commitments and Contingencies (Narrative) (Details) Details http://www.digitalrealty.com/role/DisclosureCommitmentsAndContingencies 116 false false R117.htm 42001 - Disclosure - Quarterly Financial Information (Digital Realty Trust, Inc.) (unaudited) (Summary Of Selected Quarterly Financial Data) (Details) Sheet http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustIncUnauditedSummaryOfSelectedQuarterlyFinancialDataDetails Quarterly Financial Information (Digital Realty Trust, Inc.) (unaudited) (Summary Of Selected Quarterly Financial Data) (Details) Details http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustIncUnauditedTables 117 false false R118.htm 42102 - Disclosure - Quarterly Financial Information (Digital Realty Trust, L.P.) (Summary Of Selected Quarterly Financial Data) (Details) Sheet http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustLpSummaryOfSelectedQuarterlyFinancialDataDetails Quarterly Financial Information (Digital Realty Trust, L.P.) (Summary Of Selected Quarterly Financial Data) (Details) Details http://www.digitalrealty.com/role/DisclosureQuarterlyFinancialInformationDigitalRealtyTrustIncUnauditedTables 118 false false R119.htm 42201 - Disclosure - Subsequent Events (Details) Sheet http://www.digitalrealty.com/role/DisclosureSubsequentEventsDetails Subsequent Events (Details) Details http://www.digitalrealty.com/role/DisclosureSubsequentEvents 119 false false R120.htm 42301 - Schedule - Schedule III Properties And Accumulated Depreciation (Details) Sheet http://www.digitalrealty.com/role/ScheduleScheduleIiiPropertiesAndAccumulatedDepreciationDetails Schedule III Properties And Accumulated Depreciation (Details) Details 120 false false R121.htm 42302 - Schedule - Schedule III Properties And Accumulated Depreciation (Narrative) (Details) Sheet http://www.digitalrealty.com/role/ScheduleScheduleIiiPropertiesAndAccumulatedDepreciationNarrativeDetails Schedule III Properties And Accumulated Depreciation (Narrative) (Details) Details 121 false false R122.htm 42303 - Schedule - Schedule III Properties And Accumulated Depreciation (Summary Of Historical Cost) (Details) Sheet http://www.digitalrealty.com/role/ScheduleScheduleIiiPropertiesAndAccumulatedDepreciationSummaryOfHistoricalCostDetails Schedule III Properties And Accumulated Depreciation (Summary Of Historical Cost) (Details) Details 122 false false R123.htm 42304 - Schedule - Schedule III Properties And Accumulated Depreciation (Summary Of Accumulated Depreciation And Amortization) (Details) Sheet http://www.digitalrealty.com/role/ScheduleScheduleIiiPropertiesAndAccumulatedDepreciationSummaryOfAccumulatedDepreciationAndAmortizationDetails Schedule III Properties And Accumulated Depreciation (Summary Of Accumulated Depreciation And Amortization) (Details) Details 123 false false All Reports Book All Reports dlr-20191231x10kabe894.htm dlr-20191231.xsd dlr-20191231_cal.xml dlr-20191231_def.xml dlr-20191231_lab.xml dlr-20191231_pre.xml ex-10d56.htm ex-21d1.htm ex-21d2.htm ex-23d1.htm ex-31d1.htm ex-31d2.htm ex-31d3.htm ex-31d4.htm ex-32d1.htm ex-32d2.htm ex-32d3.htm ex-32d4.htm ex-3d1.htm ex-4d29.htm dlr-20191231x10kabe894007.jpg dlr-20191231x10kabe894014.jpg http://fasb.org/srt/2019-01-31 http://xbrl.sec.gov/dei/2019-01-31 http://fasb.org/us-gaap/2019-01-31 http://xbrl.sec.gov/currency/2019-01-31 http://xbrl.sec.gov/country/2017-01-31 true true