XML 45 R33.htm IDEA: XBRL DOCUMENT
v3.19.1

Real Estate and Intangible Assets - Schedule of Acquisitions (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2019 USD ($) a option farm | Mar. 31, 2018 USD ($) a farm | Dec. 31, 2018 USD ($) a farm
Real Estate Properties [Line Items] |  |  |
Total Acres | a | 73,900 | 63,351 |
No. of Farms | farm | 86 | 75 |
New Long-term Debt | $ 336,217 |  |
Lincoln, NE | Somerset Road |  |  |
Real Estate Properties [Line Items] |  |  |
Number of Renewal Options | option | 1 |  |
Term of Renewal | 5 years |  |
2019 New Real Estate Activity |  |  |
Real Estate Properties [Line Items] |  |  |
Total Acres | a | 695 |  |
No. of Farms | farm | 1 |  |
Total Purchase Price | $ 2,400 |  |
Acquisition Costs | 31 |  |
Annualized Straight-line Rent | 126 |  |
New Long-term Debt | 1,440 |  |
Revenue of acquiree since acquisition date | 24 |  |
Net income (loss) of acquiree since acquisition date | $ 2 |  |
2019 New Real Estate Activity | Lincoln, NE | Somerset Road |  |  |
Real Estate Properties [Line Items] |  |  |
Total Acres | a | 695 |  |
No. of Farms | farm | 1 |  |
Lease Term | 4 years 11 months 9 days |  |
Total Purchase Price | $ 2,400 |  |
Acquisition Costs | 31 |  |
Annualized Straight-line Rent | 126 |  |
New Long-term Debt | 1,440 |  |
External legal fees expensed | $ 4 |  |
2018 New Real Estate Activity |  |  |
Real Estate Properties [Line Items] |  |  |
Total Acres | a |  |  | 337
No. of Farms | farm |  |  | 2
Total Purchase Price |  |  | $ 5,045
Acquisition Costs |  |  | 71
Annualized Straight Line Rent |  |  | 150
New Long-term Debt |  |  | $ 2,733
Revenue of acquiree since acquisition date |  | $ 8 |
Net income (loss) of acquiree since acquisition date |  | $ (5) |
2018 New Real Estate Activity | Kern, CA | Taft Highway |  |  |
Real Estate Properties [Line Items] |  |  |
Total Acres | a |  |  | 161
No. of Farms | farm |  |  | 1
Total Purchase Price |  |  | $ 2,945
Acquisition Costs |  |  | 32
Annualized Straight Line Rent |  |  | 0
New Long-term Debt |  |  | $ 1,473
2018 New Real Estate Activity | Van Buren, MI | Cemetery Road |  |  |
Real Estate Properties [Line Items] |  |  |
Total Acres | a |  |  | 176
No. of Farms | farm |  |  | 1
Total Purchase Price |  |  | $ 2,100
Acquisition Costs |  |  | 39
Annualized Straight Line Rent |  |  | 150
New Long-term Debt |  |  | $ 1,260
Weighted average | 2018 New Real Estate Activity | Van Buren, MI | Cemetery Road |  |  |
Real Estate Properties [Line Items] |  |  |
Lease Term |  |  | 9 years 7 months 6 days

X
- Definition Annualized straight line rent escalations. + References No definition available. + Details
Name: | land_AnnualizedStraightLineRentEscalations
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Asset Acquisition, Consideration Transferred + References No definition available. + Details
Name: | land_AssetAcquisitionConsiderationTransferred
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Asset Acquisition, Legal Fees Expensed + References No definition available. + Details
Name: | land_AssetAcquisitionLegalFeesExpensed
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Asset Acquisition, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual + References No definition available. + Details
Name: | land_AssetAcquisitionProFormaInformationEarningsorLossofAcquireesinceAcquisitionDateActual
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Asset Acquisition, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual + References No definition available. + Details
Name: | land_AssetAcquisitionProFormaInformationRevenueofAcquireesinceAcquisitionDateActual
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Asset Acquisition, Transaction Costs + References No definition available. + Details
Name: | land_AssetAcquisitionTransactionCosts
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Lessor, Operating Lease, Annualized Straight Line Rent + References No definition available. + Details
Name: | land_LessorOperatingLeaseAnnualizedStraightLineRent
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Lessor, Operating Lease, Number Of Renewal Options + References No definition available. + Details
Name: | land_LessorOperatingLeaseNumberOfRenewalOptions
Namespace Prefix: | land_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of real estate farms. + References No definition available. + Details
Name: | land_NumberOfRealEstateFarms
Namespace Prefix: | land_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of lien or mortgage outstanding on real estate investment properties for entities with a substantial portion of business acquiring and holding investment real estate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Paragraph Column B -Subsection 28 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 970 -SubTopic 360 -Section S99 -Paragraph 1 -Subparagraph (SX 210.12-28(Column B)) -URI http://asc.fasb.org/extlink&oid=6590653&loc=d3e638233-123024 + Details
Name: | srt_RealEstateAndAccumulatedDepreciationAmountOfEncumbrances
Namespace Prefix: | srt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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 Term of lessor's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=77888428&loc=SL77919359-209981 + Details
Name: | us-gaap_LessorOperatingLeaseRenewalTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=77888428&loc=SL77919359-209981 + Details
Name: | us-gaap_LessorOperatingLeaseTermOfContract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
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_RealEstatePropertiesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_StatementGeographicalAxis=land_LincolnNebraskaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstatePropertiesAxis=land_SomersetRoadMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=land_NewRealEstateActivity2019Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=land_TwoThousandEighteenNewRealEstateActivityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=land_KernCountyCaliforniaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstatePropertiesAxis=land_TaftHighwayMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=land_VanBurenMichiganMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RealEstatePropertiesAxis=land_CemeteryRoadMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_WeightedAverageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |