Quarterly report pursuant to Section 13 or 15(d)

Orange-Co Acquisition (Schedule of Assets Recognized and Liabilities Assumed) (Details)

v2.4.1.9
Orange-Co Acquisition (Schedule of Assets Recognized and Liabilities Assumed) (Details) (USD $)
Mar. 31, 2015
Sep. 30, 2014
Dec. 02, 2014
Property, Buildings and Equipment:      
Goodwill $ 1,146,000us-gaap_Goodwill     
Orange-Co Acquisition [Member]      
Assets      
Accounts receivable     888,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Other current assets     845,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Inventories     35,562,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Property, Buildings and Equipment:      
Equipment and other facilities     13,432,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipment
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Land     63,337,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLand
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Citrus trees     164,053,000alco_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAgriculturalProperty
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Goodwill     1,146,000us-gaap_Goodwill
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Other assets     2,344,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Total assets, net of cash acquired     281,607,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Liabilities      
Accounts payable and accrued liabilities     4,087,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Term loan     500,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Payable to seller     7,500,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedContingentLiability
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Total liabilities assumed     12,087,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Assets acquired less liabilities assumed     269,520,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Less: fair value attributable to noncontrolling interest     (4,933,000)us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember
Total purchase consideration     $ 264,587,000us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest
/ us-gaap_BusinessAcquisitionAxis
= alco_OrangeCoAcquisitionMember