XML 96 R78.htm IDEA: XBRL DOCUMENT v3.3.1.900
Stock-Based Compensation - Stock Option Activity (Detail) - $ / shares
shares in Thousands
12 Months Ended
Oct. 31, 2015
Oct. 31, 2014
Oct. 31, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]      
Beginning balance, Shares 10 79 181
Granted, Shares 0 0 0
Forfeited, Shares     3
Exercised, Shares 10 69 99
Ending balance, Shares   10 79
Beginning balance, Weighted Average Exercise price $ 27.36 $ 25.30 $ 19.45
Granted, Weighted Average Exercise price 0 0 0
Forfeited, Weighted Average Exercise price     19.35
Exercised, Weighted Average Exercise price $ 27.36 25.01 14.79
Ending balance, Weighted Average Exercise price   $ 27.36 $ 25.30