XML 82 R69.htm IDEA: XBRL DOCUMENT v3.19.1

Subsequent Events - (Details) € in Millions, $ in Millions				1 Months Ended
	May 10, 2019 EUR (€)	Apr. 12, 2019 USD ($)	Jan. 26, 2018 USD ($)	May 10, 2019 USD ($) property	Apr. 30, 2019 state leased_office_and_industrial_property
Subsequent Event
Subsequent Event [Line Items]
Number of properties acquired | property				3
Asset purchase price				$ 41.9
Column Financial, Inc. and Societe Generale Financial Corporation | Subsequent Event
Subsequent Event [Line Items]
Proceeds from loans borrowed		$ 97.5
Collateral, number of leased offices and industrial properties | leased_office_and_industrial_property					16
Collateral, number of states | state					12
Stated interest rate		4.489%
Revolving Credit Facility
Subsequent Event [Line Items]
Repayments of debt			$ 30.0
Revolving Credit Facility | Subsequent Event
Subsequent Event [Line Items]
Repayments of debt		$ 90.2
Forecast | Landesbank Hessen-Thuringen Girozentrale
Subsequent Event [Line Items]
Proceeds from loans borrowed | €	€ 51.5
Debt Instrument, Interest Rate, Replacement	1.55%
Debt bearing fixed interest rate | €	€ 41.2
Percentage fixed interest rate	80.00%
Eurolibor | Forecast | Landesbank Hessen-Thuringen Girozentrale
Subsequent Event [Line Items]
Interest rate spread	1.80%
Mortgage notes payable | Forecast
Subsequent Event [Line Items]
Repayments of debt | €	€ 35.6

X

- Definition

Debt Instrument, Collateral, Number Of Leased Offices And Industrial Properties

+ References

No definition available.

+ Details

Name:	gnl_DebtInstrumentCollateralNumberOfLeasedOfficesAndIndustrialProperties
Namespace Prefix:	gnl_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Debt Instrument, Collateral, Number Of States

+ References

No definition available.

+ Details

Name:	gnl_DebtInstrumentCollateralNumberOfStates
Namespace Prefix:	gnl_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Debt Instrument, Interest Rate, After Event

+ References

No definition available.

+ Details

Name:	gnl_DebtInstrumentInterestRateAfterEvent
Namespace Prefix:	gnl_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Number Of Real Estate Properties Acquired

+ References

No definition available.

+ Details

Name:	gnl_NumberOfRealEstatePropertiesAcquired
Namespace Prefix:	gnl_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Payments For Asset Acquisition

+ References

No definition available.

+ Details

Name:	gnl_PaymentsForAssetAcquisition
Namespace Prefix:	gnl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

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

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

+ 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_LongTermDebtPercentageBearingFixedInterestRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

The portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

+ References

No definition available.

+ Details

Name:	us-gaap_LongtermDebtPercentageBearingFixedInterestAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-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_ProceedsFromIssuanceOfDebt
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

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=gnl_ColumnFinancialInc.andSocieteGeneraleFinancialCorporationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementScenarioAxis=us-gaap_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=gnl_LandesbankHessenThuringenGirozentraleMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_VariableRateAxis=gnl_EuroliborMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_MortgagesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: