XML 43 R31.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

Real Estate and Intangible Assets - Additional Information (Details) |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 11, 2024 USD ($) a | Dec. 29, 2022 USD ($) a contract | Mar. 31, 2024 USD ($) a property | Mar. 31, 2023 USD ($) | Dec. 31, 2023 USD ($) a property | Mar. 05, 2024
Real Estate Properties [Line Items] |  |  |  |  |  |
Depreciation expense |  |  | $ 8,500,000 | $ 8,900,000 |  |
Amortization expense related to intangible assets |  |  | 231,000 | 252,000 |  |
Amortization of acquired above market lease values and deferred revenue |  |  | 635,000 | 159,000 |  |
Total accretion related to below-market lease values and deferred revenue |  |  | $ 41,000 | 44,000 |  |
Area of real estate property (in acres) | a |  |  | 111,836 |  |  |
Gain (loss) on dispositions of real estate assets, net |  |  | $ 10,273,000 | (481,000) |  |
Net income of acquiree since acquisition date |  |  | $ 85,000 | 27,000 |  |
Area of water | a |  |  | 49,076 |  | 46,400 |
Water assets, fair value |  |  | $ 35,400,000 |  | $ 34,600,000 |
Other operating revenue |  |  | 426,000 | 0 |  |
Development in process |  |  | 1,500,000 |  |  |
Development in process, deferred |  |  | 2,300,000 |  |  |
Lease revenue, net |  |  | $ 19,826,000 | $ 21,202,000 |  |
Number of impaired properties | property |  |  | 0 |  | 0 |
Impairments recognized on real estate |  |  | $ 0 |  |  |
Loss from Catastrophes |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Estimated carrying value of property damaged floods |  |  | $ 855,000 |  |  |
Other Various Water Agreements |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Area of water | a |  |  | 549 |  |  |
Water assets, fair value |  |  | $ 166,000 |  |  |
Fresno LLC |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
LLC ownership interest |  |  | 50.00% |  |  |
Umatilla LLC |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
LLC ownership interest |  |  | 20.40% |  |  |
Fresno, California And Umatilla, Oregon |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
LLC ownership value |  |  | $ 5,700,000 |  | $ 5,800,000 |
Florida |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Area of real estate property (in acres) | a | 3,748 |  | 18,720 |  |  |
Sale of unfarmed land | $ 65,700,000 |  |  |  |  |
Gain (loss) on dispositions of real estate assets, net | $ 10,400,000 |  |  |  |  |
Area of water | a |  |  | 0 |  |  |
Lease revenue, net |  |  | $ 3,100,000 |  |  |
Percentage of total lease revenue |  |  | 15.60% |  |  |
Kern, CA |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Area of water | a |  | 45,000 | 46,003 |  |  |
Kern, CA | 2022 Acquisitions |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Number of contracts to purchase banked water | contract |  | 3 |  |  |  |
Area of water | a |  |  |  |  | 1,003 |
Payments to acquire water systems |  | $ 2,800,000 |  |  | $ 61,000 |
Fresno, CA |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Area of water | a |  |  | 3,073 |  |  |
Water assets, fair value |  |  | $ 716,000 |  |  |
Groundwater recharge program, percentage of groundwater credits |  |  | 50.00% |  |  | 50.00%
Water credits obtained | a |  |  | 2,524 |  |  |
Fresno, CA | Westlands Water District |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Groundwater recharge program, percentage of groundwater credits |  |  |  |  |  | 50.00%
California |  |  |  |  |  |
Real Estate Properties [Line Items] |  |  |  |  |  |
Area of real estate property (in acres) | a |  |  | 34,844 |  |  |
Area of water | a |  |  | 49,076 |  |  |
Lease revenue, net |  |  | $ 13,200,000 |  |  |
Percentage of total lease revenue |  |  | 66.50% |  |  |

X
- Definition Amortization of Above Market Lease + References No definition available. + Details
Name: | land_AmortizationOfAboveMarketLease
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Area Of Water + References No definition available. + Details
Name: | land_AreaOfWater
Namespace Prefix: | land_
Data Type: | dtr-types1:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Area Of Water, Water Credits Obtained During Period + References No definition available. + Details
Name: | land_AreaOfWaterWaterCreditsObtainedDuringPeriod
Namespace Prefix: | land_
Data Type: | dtr-types:areaItemType
Balance Type: | na
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 Development In Process, Deferred + References No definition available. + Details
Name: | land_DevelopmentInProcessDeferred
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Groundwater Recharge Program, Percentage Of Groundwater Credits + References No definition available. + Details
Name: | land_GroundwaterRechargeProgramPercentageOfGroundwaterCredits
Namespace Prefix: | land_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of Contracts To Purchase Banked Water + References No definition available. + Details
Name: | land_NumberOfContractsToPurchaseBankedWater
Namespace Prefix: | land_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Impaired Properties + References No definition available. + Details
Name: | land_NumberofImpairedProperties
Namespace Prefix: | land_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage of rental revenue. + References No definition available. + Details
Name: | land_PercentageOfRentalRevenue
Namespace Prefix: | land_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Water Assets, Fair Value Disclosure + References No definition available. + Details
Name: | land_WaterAssetsFairValueDisclosure
Namespace Prefix: | land_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482686/350-30-45-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
Name: | us-gaap_AmortizationOfIntangibleAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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: | dtr-types:areaItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of increase (decrease) in acquired leases acquired as part of a real property acquisition at below market lease rate with a finite life. + References No definition available. + Details
Name: | us-gaap_BelowMarketLeasePeriodIncreaseDecrease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-1 + Details
Name: | us-gaap_Depreciation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The current amount of expenditures for a real estate project that has not yet been completed. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)(d)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 + Details
Name: | us-gaap_DevelopmentInProcess
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07(7)(a)(8)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(7)(c)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(9)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(14)(d)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 45 -Paragraph 3 -SubTopic 360 -Topic 944 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479638/944-360-45-3 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 45 -Paragraph 4 -SubTopic 360 -Topic 944 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479638/944-360-45-4 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 360 -Topic 944 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479607/944-360-50-1 + Details
Name: | us-gaap_GainsLossesOnSalesOfInvestmentRealEstate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The charge against earnings in the period to reduce the carrying amount of real property to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-2 + Details
Name: | us-gaap_ImpairmentOfRealEstate
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of investment in land held for sale. + References No definition available. + Details
Name: | us-gaap_LandAvailableForSale
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of lease income from operating, direct financing, and sales-type leases. Includes, but is not limited to, variable lease payments, interest income, profit (loss) recognized at commencement, and lease payments paid and payable to lessor. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479773/842-30-50-5 + Details
Name: | us-gaap_LeaseIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Percentage investment held by members or limited partners of limited liability company (LLC) or limited partnership (LP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 272 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482987/272-10-50-3 + Details
Name: | us-gaap_LimitedLiabilityCompanyLLCOrLimitedPartnershipLPMembersOrLimitedPartnersOwnershipInterest
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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 -Topic 272 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483014/272-10-45-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480008/505-10-S99-1 + Details
Name: | us-gaap_LimitedLiabilityCompanyLlcMembersEquityIncludingPortionAttributableToNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483076/450-20-50-4 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483076/450-20-50-9 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-2 + Details
Name: | us-gaap_LossContingencyEstimateOfPossibleLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The total amount of other operating income, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
Name: | us-gaap_OtherOperatingIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The cash outflow for the purchase of a facility and equipment that provides water supply which includes wells, reservoirs, pumping stations, and control facilities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-13 + Details
Name: | us-gaap_PaymentsToAcquireWaterSystems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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_LossContingenciesByNatureOfContingencyAxis=us-gaap_LossFromCatastrophesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | srt_OwnershipAxis=land_FresnoCaliforniaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=land_UmatillaOregonMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=land_FresnoCaliforniaAndUmatillaOregonMember
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=land_KernCaliforniaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_MortgageLoansOnRealEstateDescriptionTypeOfPropertyAxis=land_NewRealEstateActivity2022Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

X
- Details
Name: | srt_CounterpartyNameAxis=land_WestlandsWaterDistrictMember
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: |