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Note 12 - Commitments and Contingencies (Details) (USD $)				6 Months Ended
	Feb. 28, 2014	Aug. 31, 2013	Feb. 28, 2013	Feb. 28, 2014 Fiscal 2013 Bonus Plan [Member] Executive Officer [Member]
Note 12 - Commitments and Contingencies (Details) [Line Items]
Percentage of Individual Bonus Payout Determined By Actual Versus Targeted EBITOI Results				75.00%
Percentage of Individual's Payout Determined Upon Achievement of Certain Pre-Established Individual Performance Objectives				25.00%
Accrued Bonuses	$ 620,000		$ 275,000
Operating Leases, Future Minimum Payments Due, Next Twelve Months	59,500
Operating Leases, Future Minimum Payments, Due Thereafter	$ 0
Entity-Wide Trade Joint Venture Receivables, Three Joint Ventures, Percentage	60.10%
EntityWideTradeJointVentureReceivablesTwoJointVenturesPercentage		49.00%

X

- Definition

Percentage of total trade joint venture receivables accounted for by three joint ventures.

+ References

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Percentage of total trade joint venture receivables accounted for by two joint ventures.

+ References

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- Definition

Percentage of individual's bonus payout determined based upon the Company's actual EBITOI for the fiscal year compared to pre-established target EBITOI for the fiscal year.

+ References

No definition available.

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- Definition

Percentage of individual's payout determined based upon achievement of certain pre-established individual performance objectives.

+ References

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Carrying value as of the balance sheet date of obligations incurred and payable for incentive compensation awarded to employees and directors or earned by them based on the terms of one or more relevant arrangements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.15(5))

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-Topic 944

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

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-Number 210

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

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Amount of required minimum rental payments maturing in the next fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 10

-Section 55

-Paragraph 40

-Subparagraph (Note 3)

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Amount of required minimum rental payments maturing after the fifth fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

+ References

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