XML 80 R48.htm IDEA: XBRL DOCUMENT
v3.19.3

Mortgage Notes Payable, Net - Multi-Tenant Mortgage Loan II (Details) $ in Millions | Apr. 12, 2019 sate | Jan. 26, 2018 USD ($) ft² sate property | Sep. 30, 2019 ft²
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Area of property (sqft) | ft² |  |  | 28,900,000
Mortgage notes payable | Multi-tenant mortgage loan |  |  |
Debt Instrument [Line Items] |  |  |
Gross proceeds from credit facility | $ |  | $ 32.8 |
Stated interest rate |  | 4.32% |
Number of mortgaged properties (property) | property |  | 8 |
Number of states in which mortgaged properties are located (state) | sate | 12 | 6 |
Area of property (sqft) | ft² |  | 627,500 |
Repayments of outstanding indebtedness | $ |  | $ 30.0 |

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, Number Of States In Which Mortgaged Properties Are Located + References No definition available. + Details
Name: | gnl_DebtInstrumentNumberOfStatesInWhichMortgagedPropertiesAreLocated
Namespace Prefix: | gnl_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Area of a real estate property. + References No definition available. + Details
Name: | us-gaap_AreaOfRealEstateProperty
Namespace Prefix: | us-gaap_
Data Type: | num:areaItemType
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_DebtInstrumentLineItems
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_LongtermDebtTypeAxis=us-gaap_MortgagesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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