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SHAREHOLDERS' EQUITY (Details Textuals) (USD $)
In Millions, except Share data
9 Months Ended
Jul. 31, 2011
Repurchase of common stock, shares 102,931
Repurchase of common stock, amounts $ 4.7
Class A Common Stock
 
Repurchase of common stock, shares 21,953
Repurchase of common stock, amounts $ 0.7