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DEFERRED INCOME (Details Narrative) $ in Thousands | Dec. 31, 2019 USD ($)
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Deferred Income Details Narrative Abstract |
Deferred gain | $ 24,800

X
- References No definition available. + Details
Name: | arl_DeferredIncomeDetailsNarrativeAbstract
Namespace Prefix: | arl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of gain on the sale of property that does not qualify for gain recognition as of the balance sheet date. + References No definition available. + Details
Name: | us-gaap_DeferredGainOnSaleOfProperty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant