Quarterly report pursuant to Section 13 or 15(d)

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details)

v2.4.0.6
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details) (USD $)
 3 Months Ended
Jan. 31, 2013
Y
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 1 129.14
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 2 152.92
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 2 $ 0
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 3 2.75%
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 4 0
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 5 5
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 6 0
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 7 0.00%
Stock Options Schedule Of Share-based Payment Award, Stock Options, Valuation Assumptions 8 $ 0