XML 57 R44.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Mortgage Notes Payable, Net - United Kingdom Refinancing (Details) £ in Millions | Aug. 16, 2018 GBP (£) property | Aug. 13, 2018 | Aug. 15, 2018 property
--- | --- | --- | ---
Line of Credit Facility [Line Items] |  |  |
Unencumbered properties (property) |  |  | 5
Multi-Property Loan | Syndicated Investment Facility |  |  |
Line of Credit Facility [Line Items] |  |  |
Gross proceeds from credit facility | £ | £ 230.0 |  |
Multi-Property Loan | Syndicated Investment Facility | Line of Credit |  |  |
Line of Credit Facility [Line Items] |  |  |
Stated interest rate | 1.975% |  |
Fixed interest, percent of principal amount covered by derivative instrument |  | 80.00% |
Variable interest, percent of principal amount covered by derivative instrument |  | 20.00% |
Number of mortgaged properties (property) | 43 |  |
Repayments of outstanding indebtedness | £ | £ 209.0 |  |
Encumbered properties (property) | 38 |  |

X
- Definition Debt Instrument, Fixed Interest, Percent Of Principal Amount Covered By Derivative Instrument + References No definition available. + Details
Name: | gnl_DebtInstrumentFixedInterestPercentOfPrincipalAmountCoveredByDerivativeInstrument
Namespace Prefix: | gnl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Number Of Mortgaged Properties + References No definition available. + Details
Name: | gnl_DebtInstrumentNumberOfMortgagedProperties
Namespace Prefix: | gnl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Debt Instrument, Variable Interest, Percent Of Principal Amount Covered By Derivative Instrument + References No definition available. + Details
Name: | gnl_DebtInstrumentVariableInterestPercentOfPrincipalAmountCoveredByDerivativeInstrument
Namespace Prefix: | gnl_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Real Estate Properties, Encumbered + References No definition available. + Details
Name: | gnl_NumberOfRealEstatePropertiesEncumbered
Namespace Prefix: | gnl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Real Estate Properties, Unencumbered + References No definition available. + Details
Name: | gnl_NumberOfRealEstatePropertiesUnencumbered
Namespace Prefix: | gnl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromLongTermLinesOfCredit
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
Name: | us-gaap_RepaymentsOfDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_DebtInstrumentAxis=gnl_MultiPropertyLoanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=gnl_SyndicatedInvestmentFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |