Note 6. Derivative Instruments (Detail) - Summary of Cash Flow Hedges (USD $) In Thousands, unless otherwise specified	3 Months Ended
Nov. 30, 2012
Beginning balance at August 31, 2012	$ (1,551)
Changes in fair value	796
Realized loss reclassified to earnings	491
Ending balance at November 30, 2012	$ (264)

Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

+ References+ Details

Net of tax amount of the income statement impact of the reclassification adjustment of accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges realized in net income. Also includes reclassification adjustments of an entity's share of an equity investee's deferred hedging gain (loss) realized in net income.

+ References

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+ Details

- Definition

Before tax amount of the change in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Also includes an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

+ References

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