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Income Taxes - Tax sharing and compensating agreement between ARL, TCI and IOT (Details) (USD $) | Aug. 31, 2012
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Current tax expense of IOT | $ 839,000
Statutory rate of income tax | 35.00%

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- Definition The current income tax expense calculated under the tax sharing and compensating agreement between the Company and the ARL consolidataed group. + References No definition available. + Details
Name: | fil_CurrentTaxExpenseOfIOT
Namespace Prefix: | fil_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Statutory rate of income tax + References No definition available. + Details
Name: | fil_StatutoryRateOfIncomeTax
Namespace Prefix: | fil_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant