XML 47 R37.htm IDEA: XBRL DOCUMENT
v3.22.1

Assets Held for Sale - Narrative (Details) |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Mar. 15, 2022 USD ($) a | Dec. 03, 2021 USD ($) a | Jun. 03, 2021 USD ($) a | Apr. 15, 2021 USD ($) a | Dec. 18, 2020 USD ($) a | Nov. 30, 2021 USD ($) a | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Mar. 31, 2022 USD ($) | Mar. 31, 2021 USD ($) | Sep. 30, 2021 USD ($) a
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on sale of real estate, property and equipment and assets held for sale |  |  |  |  |  |  | $ 26,604,000 | $ (17,000) |  | $ 35,049,000 | $ 3,347,000 |
Discontinued Operations, Disposed of by Sale | Alico Ranch |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Long Lived Assets Acres Of Land Sold | a | 6,286 |  |  |  |  | 302 |  |  |  |  |  |
Gain (loss) on sale of real estate, property and equipment and assets held for sale | $ 28,288,000 | $ 5,675,000 | $ 12,219,000 | $ 14,445,000 |  | $ 1,476,000 |  |  |  |  |  | $ 8,286,000
Gain (loss) on disposal of discontinued operation | $ 26,596,000 | $ 5,570,000 | $ 11,351,000 | $ 13,921,000 |  | $ 1,404,000 |  |  |  | $ 1,800 |  | $ 7,697,000
Acres Of Land Purchased | a |  | 1,638 | 11,700 | 5,734 |  |  |  |  |  |  |  | 1,742
Discontinued Operations, Disposed of by Sale | East Ranch |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on sale of real estate, property and equipment and assets held for sale |  |  |  |  | $ 2,630,000 |  |  |  |  |  |  |
Gain (loss) on disposal of discontinued operation |  |  |  |  | $ 2,550,000 |  |  |  | $ 814,000 |  |  |
Acres Of Land Purchased | a |  |  |  |  | 600 |  |  |  |  |  |  |
Discontinued Operations, Disposed of by Sale | East Ranch | Employee |  |  |  |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on sale of real estate, property and equipment and assets held for sale |  |  |  |  |  |  |  |  |  |  |  | $ 392,000
Acres Of Land Sold | a |  |  |  |  |  |  |  |  |  |  |  | 97

X
- Definition Long Lived Assets Acres Of Land Purchased + References No definition available. + Details
Name: | alco_LongLivedAssetsAcresOfLandPurchased
Namespace Prefix: | alco_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Long Lived Assets Acres Of Land Sold. + References No definition available. + Details
Name: | alco_LongLivedAssetsAcresOfLandSold
Namespace Prefix: | alco_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Long Lived Assets Acres Of Land Sold To Employee + References No definition available. + Details
Name: | alco_LongLivedAssetsAcresOfLandSoldToEmployee
Namespace Prefix: | alco_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109222160&loc=d3e957-107759 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 45 -Paragraph 3B -URI http://asc.fasb.org/extlink&oid=109222160&loc=SL51721525-107759 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 205 -SubTopic 20 -Section 50 -Paragraph 5C -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760 + Details
Name: | us-gaap_DiscontinuedOperationGainLossOnDisposalOfDiscontinuedOperationNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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 -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(9)(a)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 360 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=123605587&loc=d3e23528-158515 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(7)(c)) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(14)(d)) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 360 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123605564&loc=d3e23439-158514 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(3)(a)) -URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 360 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=123605564&loc=d3e23415-158514 + Details
Name: | us-gaap_GainsLossesOnSalesOfInvestmentRealEstate
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_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DisposalGroupClassificationAxis=us-gaap_DiscontinuedOperationsDisposedOfBySaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=alco_AlicoRanchMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=alco_EastRanchMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=alco_EmployeeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |