Stock-Based Benefit Plans (Details 8) - USD ($)	12 Months Ended
	Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Stock Price-Based RSUs issued
Stock based expense recognized	$ 22,903,000	$ 21,656,000	$ 19,041,000
Restricted Stock Units (RSUs) [Member] | Vesting Based On Stock Price [Member]
Stock Price-Based RSUs issued
Percentage Increases Over Closing Price	30.00%
gross value of stock awarded related to restricted stock units	$ 10,471,000	$ 6,476,000
Gross shares distributed related to restricted stock	306,000	200,000
Value of shares withheld for income taxes on restricted shares issued	$ 4,796,000	$ 2,629,000
Shares withheld for income taxes related to share issued for RSU	140,160	81,201
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	$ 5,675,000	$ 3,847,000
Issuance of restricted stock and stock units, shares	165,840	118,799
Stock based expense recognized		$ 231,000	$ 1,811,000
Aggregate outstanding RSUs	0
Number Of Consecutive Trading Days	20 days
Period of Issuance of Stock Price Based RSU	5 years