Quarterly report pursuant to Section 13 or 15(d)

Disclosures about reportable segments (Details)

v2.4.1.9
Disclosures about reportable segments (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2015
Mar. 31, 2014
Sep. 30, 2014
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total operating revenue $ 55,122us-gaap_Revenues $ 40,642us-gaap_Revenues $ 71,300us-gaap_Revenues $ 55,631us-gaap_Revenues  
Total operating expenses 45,043us-gaap_CostOfRevenue 30,669us-gaap_CostOfRevenue 58,125us-gaap_CostOfRevenue 42,861us-gaap_CostOfRevenue  
Gross profit 10,079us-gaap_GrossProfit 9,973us-gaap_GrossProfit 13,175us-gaap_GrossProfit 12,770us-gaap_GrossProfit  
Total capital expenditures 21,190us-gaap_PaymentsToAcquireProductiveAssets 2,219us-gaap_PaymentsToAcquireProductiveAssets 23,239us-gaap_PaymentsToAcquireProductiveAssets 8,758us-gaap_PaymentsToAcquireProductiveAssets  
Total depreciation, depletion and amortization 4,225us-gaap_DepreciationDepletionAndAmortization 2,427us-gaap_DepreciationDepletionAndAmortization 6,068us-gaap_DepreciationDepletionAndAmortization 4,929us-gaap_DepreciationDepletionAndAmortization  
Total assets 478,422us-gaap_Assets   478,422us-gaap_Assets   257,578us-gaap_Assets
Citrus Groves Segment [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total operating revenue 50,371us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
22,590us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
63,289us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
28,223us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
 
Total operating expenses 40,349us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
14,699us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
50,476us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
18,243us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
 
Gross profit 10,022us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
7,891us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
12,813us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
9,980us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
 
Total capital expenditures 17,661us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
2,083us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
19,230us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
4,026us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
 
Total depreciation, depletion and amortization 3,584us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
525us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
4,840us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
1,054us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
 
Agricultural Supply Chain Management [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total operating revenue 3,296us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
6,135us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
4,479us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
8,241us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
 
Total operating expenses 2,740us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
5,844us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
4,111us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
8,169us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
 
Gross profit 556us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
291us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
368us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
72us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
 
Total capital expenditures 119us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
38us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
329us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
71us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
 
Total depreciation, depletion and amortization 93us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
53us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
145us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
82us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
 
Improved Farmland [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total operating revenue 982us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
10,750us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
2,074us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
17,282us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
 
Total operating expenses 1,286us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
8,865us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
2,077us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
14,395us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
 
Gross profit (304)us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
1,885us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
(3)us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
2,887us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
 
Total capital expenditures    212us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
   3,685us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
 
Total depreciation, depletion and amortization    1,285us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
   2,622us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
 
Ranch and Conservation [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total operating revenue 309us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
910us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
1,145us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
1,441us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
 
Total operating expenses 623us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
1,171us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
1,368us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
1,547us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
 
Gross profit (314)us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
(261)us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
(223)us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
(106)us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
 
Total capital expenditures 14us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
33us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
190us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
776us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
 
Total depreciation, depletion and amortization 242us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
329us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
485us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
662us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
 
Other Operations [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total operating revenue 164us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
257us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
313us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
444us-gaap_Revenues
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
 
Total operating expenses 45us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
90us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
93us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
507us-gaap_CostOfRevenue
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
 
Gross profit 119us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
167us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
220us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
(63)us-gaap_GrossProfit
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
 
Total capital expenditures 3,396us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
196us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
3,411us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
200us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
 
Total depreciation, depletion and amortization 270us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
21us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
398us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
109us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
 
Operating Segments [Member] | Citrus Groves Segment [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total assets 422,070us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
  422,070us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
  121,399us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_CitrusGrovesSegmentMember
Operating Segments [Member] | Agricultural Supply Chain Management [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total assets 3,097us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
  3,097us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
  2,498us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_AgriculturalSupplyChainManagementMember
Operating Segments [Member] | Improved Farmland [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total assets 119us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
  119us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
  57,726us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_ImprovedFarmlandMember
Operating Segments [Member] | Ranch and Conservation [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total assets 13,384us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
  13,384us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
  13,920us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_RanchAndConservationMember
Operating Segments [Member] | Other Operations [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total assets 31,292us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
  31,292us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
  26,356us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= us-gaap_AllOtherSegmentsMember
Operating Segments [Member] | Intersegment Revenues [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total operating revenue 4,115us-gaap_Revenues
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_IntersegmentTansactionsSegmentMember
4,000us-gaap_Revenues
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_IntersegmentTansactionsSegmentMember
5,386us-gaap_Revenues
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_IntersegmentTansactionsSegmentMember
6,245us-gaap_Revenues
/ us-gaap_ConsolidationItemsAxis
= us-gaap_OperatingSegmentsMember
/ us-gaap_StatementBusinessSegmentsAxis
= alco_IntersegmentTansactionsSegmentMember
 
Intersegment Eliminations [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total operating revenue (4,115)us-gaap_Revenues
/ us-gaap_ConsolidationItemsAxis
= us-gaap_IntersegmentEliminationMember
(4,000)us-gaap_Revenues
/ us-gaap_ConsolidationItemsAxis
= us-gaap_IntersegmentEliminationMember
(5,386)us-gaap_Revenues
/ us-gaap_ConsolidationItemsAxis
= us-gaap_IntersegmentEliminationMember
(6,245)us-gaap_Revenues
/ us-gaap_ConsolidationItemsAxis
= us-gaap_IntersegmentEliminationMember
 
Non - Segments [Member]          
Segment Reporting, Revenue Reconciling Item [Line Items]          
Total capital expenditures    (343)us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_CorporateNonSegmentMember
79us-gaap_PaymentsToAcquireProductiveAssets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_CorporateNonSegmentMember
    
Total depreciation, depletion and amortization 36us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_ConsolidationItemsAxis
= us-gaap_CorporateNonSegmentMember
214us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_ConsolidationItemsAxis
= us-gaap_CorporateNonSegmentMember
200us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_ConsolidationItemsAxis
= us-gaap_CorporateNonSegmentMember
400us-gaap_DepreciationDepletionAndAmortization
/ us-gaap_ConsolidationItemsAxis
= us-gaap_CorporateNonSegmentMember
 
Total assets $ 8,460us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_CorporateNonSegmentMember
  $ 8,460us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_CorporateNonSegmentMember
  $ 35,679us-gaap_Assets
/ us-gaap_ConsolidationItemsAxis
= us-gaap_CorporateNonSegmentMember