XML 50 R28.htm IDEA: XBRL DOCUMENT
v3.21.2

Real Estate and Intangible Assets - Summary Information of Farms (Details) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2021 USD ($) a farm lease | Dec. 31, 2020 USD ($)
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 153 |
Total Acres | a | 105,282 |
Farm Acres | a | 86,833 |
Net Cost Basis | $ | $ 1,122,361 |
Encumbrances | $ | $ 630,986 |
Number of leases | lease | 3 |
Mortgage notes and bonds payable |  |
Real Estate Properties [Line Items] |  |
Debt issuance costs – notes and bonds payable | $ | $ 3,478 | $ 3,629
California |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 58 |
Total Acres | a | 28,126 |
Farm Acres | a | 26,048 |
Net Cost Basis | $ | $ 683,313 |
Encumbrances | $ | 382,921 |
LLC ownership, value | $ | $ 1,100 |
Florida |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 23 |
Total Acres | a | 20,770 |
Farm Acres | a | 16,256 |
Net Cost Basis | $ | $ 209,156 |
Encumbrances | $ | $ 129,107 |
Arizona |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 6 |
Total Acres | a | 6,280 |
Farm Acres | a | 5,228 |
Net Cost Basis | $ | $ 56,280 |
Encumbrances | $ | $ 19,575 |
Area of water | a | 20,330 |
Colorado |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 12 |
Total Acres | a | 32,773 |
Farm Acres | a | 25,577 |
Net Cost Basis | $ | $ 47,777 |
Encumbrances | $ | $ 29,998 |
Washington |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 3 |
Total Acres | a | 1,384 |
Farm Acres | a | 1,001 |
Net Cost Basis | $ | $ 38,519 |
Encumbrances | $ | $ 25,375 |
Nebraska |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 9 |
Total Acres | a | 7,782 |
Farm Acres | a | 7,050 |
Net Cost Basis | $ | $ 30,528 |
Encumbrances | $ | $ 19,281 |
Michigan |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 23 |
Total Acres | a | 1,892 |
Farm Acres | a | 1,245 |
Net Cost Basis | $ | $ 24,990 |
Encumbrances | $ | $ 7,012 |
Texas |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 1 |
Total Acres | a | 3,667 |
Farm Acres | a | 2,219 |
Net Cost Basis | $ | $ 8,287 |
Encumbrances | $ | $ 5,059 |
Maryland |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 6 |
Total Acres | a | 987 |
Farm Acres | a | 863 |
Net Cost Basis | $ | $ 7,982 |
Encumbrances | $ | $ 4,644 |
Oregon |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 3 |
Total Acres | a | 418 |
Farm Acres | a | 363 |
Net Cost Basis | $ | $ 6,054 |
Encumbrances | $ | $ 3,839 |
South Carolina |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 3 |
Total Acres | a | 597 |
Farm Acres | a | 447 |
Net Cost Basis | $ | $ 3,767 |
Encumbrances | $ | $ 2,259 |
North Carolina |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 2 |
Total Acres | a | 310 |
Farm Acres | a | 295 |
Net Cost Basis | $ | $ 2,225 |
Encumbrances | $ | $ 1,172 |
New Jersey |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 3 |
Total Acres | a | 116 |
Farm Acres | a | 101 |
Net Cost Basis | $ | $ 2,203 |
Encumbrances | $ | $ 0 |
Delaware |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 1 |
Total Acres | a | 180 |
Farm Acres | a | 140 |
Net Cost Basis | $ | $ 1,280 |
Encumbrances | $ | $ 744 |
State of California | California |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 1 |
Net Cost Basis | $ | $ 782 |
Area of land | a | 5 |
State of Arizona | Arizona |  |
Real Estate Properties [Line Items] |  |
No. of Farms | farm | 2 |
Total Acres | a | 1,368 |
Farm Acres | a | 1,221 |
Net Cost Basis | $ | $ 1,300 |
Number of leases | lease | 2 |

X
- Definition Area Of Water + References No definition available. + Details
Name: | land_AreaOfWater
Namespace Prefix: | land_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Farmable area of land. + References No definition available. + Details
Name: | land_FarmableAreaOfLand
Namespace Prefix: | land_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | instant

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

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 after accumulated depreciation of real estate and intangible assets held for investment for entities with a substantial portion of business acquiring and holding investment real estate. + References No definition available. + Details
Name: | land_SecScheduleIiiRealEstateInvestmentPropertyIncludingIntangibleAssetsNet
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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=120402810&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: | dtr-types:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + 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 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1D -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399 + Details
Name: | us-gaap_DeferredFinanceCostsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Area of land subject to a ground lease. + References No definition available. + Details
Name: | us-gaap_LandSubjectToGroundLeases
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of ownership interest in a limited liability company (LLC), including portions attributable to both the parent and noncontrolling interests. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=125520817&loc=d3e70191-108054 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 + Details
Name: | us-gaap_LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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: | us-gaap_DebtInstrumentAxis=land_LongTermMortgageNotesAndBondsPayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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

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

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

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

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

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

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

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

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

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

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

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

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

X
- Details
Name: | srt_CounterpartyNameAxis=land_StateOfCaliforniaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CounterpartyNameAxis=land_StateofArizonaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |