XML 64 R51.htm IDEA: XBRL DOCUMENT
v3.19.2

Real Estate - Leasing Costs For Next Five Years (Details) $ in Thousands | Jun. 30, 2019 USD ($)
--- | ---
In-place lease valuation, net |
Remaining 2019 | $ (1,872)
2020 | (1,813)
2021 | (1,952)
2022 | (2,434)
2023 | (2,441)
Tenant origination and absorption costs |
Remaining 2019 | 35,936
2020 | 68,322
2021 | 60,341
2022 | 57,000
2023 | 51,692
Ground leasehold improvements |
Remaining 2019 | 27
2020 | 27
2021 | 27
2022 | 27
2023 | 27
Other leasing costs |
Remaining 2019 | 4,496
2020 | 5,837
2021 | 6,446
2022 | 6,414
2023 | $ 6,351

X
- Definition Amortization of Above (Below) Market Leases, Remainder of Fiscal Year + References No definition available. + Details
Name: | gcnl_AmortizationofAboveBelowMarketLeasesRemainderofFiscalYear
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Deferred Leasing Fee, Remainder of Fiscal Year + References No definition available. + Details
Name: | gcnl_AmortizationofDeferredLeasingFeeRemainderofFiscalYear
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Deferred Leasing Fees, Year Five + References No definition available. + Details
Name: | gcnl_AmortizationofDeferredLeasingFeesYearFive
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Deferred Leasing Fees, Year Four + References No definition available. + Details
Name: | gcnl_AmortizationofDeferredLeasingFeesYearFour
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Deferred Leasing Fees, Year Three + References No definition available. + Details
Name: | gcnl_AmortizationofDeferredLeasingFeesYearThree
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Deferred Leasing Fees, Year Two + References No definition available. + Details
Name: | gcnl_AmortizationofDeferredLeasingFeesYearTwo
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Ground Leasehold Interest, Year Five + References No definition available. + Details
Name: | gcnl_AmortizationofGroundLeaseholdInterestYearFive
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Ground Leasehold Interest, Year Four + References No definition available. + Details
Name: | gcnl_AmortizationofGroundLeaseholdInterestYearFour
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Ground Leasehold Interest, Year Three + References No definition available. + Details
Name: | gcnl_AmortizationofGroundLeaseholdInterestYearThree
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Ground Leasehold Interest, Year Two + References No definition available. + Details
Name: | gcnl_AmortizationofGroundLeaseholdInterestYearTwo
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Ground Leasehold Interests, Remainder of Fiscal Year + References No definition available. + Details
Name: | gcnl_AmortizationofGroundLeaseholdInterestsRemainderofFiscalYear
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Other Leasing Cost, Remainder of Fiscal Year + References No definition available. + Details
Name: | gcnl_AmortizationofOtherLeasingCostRemainderofFiscalYear
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Other Leasing Costs, Year Five + References No definition available. + Details
Name: | gcnl_AmortizationofOtherLeasingCostsYearFive
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Other Leasing Costs, Year Four + References No definition available. + Details
Name: | gcnl_AmortizationofOtherLeasingCostsYearFour
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Other Leasing Costs, Year Three + References No definition available. + Details
Name: | gcnl_AmortizationofOtherLeasingCostsYearThree
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of Other Leasing Costs, Year Two + References No definition available. + Details
Name: | gcnl_AmortizationofOtherLeasingCostsYearTwo
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of above and below Market Leases, Year Five + References No definition available. + Details
Name: | gcnl_AmortizationofaboveandbelowMarketLeasesYearFive
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of above and below Market Leases, Year Four + References No definition available. + Details
Name: | gcnl_AmortizationofaboveandbelowMarketLeasesYearFour
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of above and below Market Leases, Year Three + References No definition available. + Details
Name: | gcnl_AmortizationofaboveandbelowMarketLeasesYearThree
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amortization of above and below Market Leases, Year Two + References No definition available. + Details
Name: | gcnl_AmortizationofaboveandbelowMarketLeasesYearTwo
Namespace Prefix: | gcnl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Future Ground Leasehold Improvements [Abstract] + References No definition available. + Details
Name: | gcnl_FutureGroundLeaseholdImprovementsAbstract
Namespace Prefix: | gcnl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Future In-place Lease [Abstract] + References No definition available. + Details
Name: | gcnl_FutureInplaceLeaseAbstract
Namespace Prefix: | gcnl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Future Other Leasing Costs [Abstract] + References No definition available. + Details
Name: | gcnl_FutureOtherLeasingCostsAbstract
Namespace Prefix: | gcnl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Future Tenant Origination and Absorption Cost [Abstract] + References No definition available. + Details
Name: | gcnl_FutureTenantOriginationandAbsorptionCostAbstract
Namespace Prefix: | gcnl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration