Stock-Based Benefit Plans (Details 8) (USD $)	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Stock Price-Based RSUs issued
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	$ 12,542,000	$ 8,308,000	$ 8,096,000
Stock based expense recognized	21,656,000	19,041,000	15,575,000
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	5,934,000
Gross shares distributed related to restricted stock	306,000	200,000
Gross shares awarded related to restricted stock			200,000
Value of shares withheld for income taxes on restricted shares issued	4,796,000	2,629,000	2,409,000
Shares withheld for income taxes related to share issued for RSU	140,160	81,201	81,200
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures	5,675,000	3,847,000	3,525,000
Issuance of restricted stock and stock units, shares	165,840	118,799	118,800
Stock based expense recognized	$ 231,000	$ 1,811,000	$ 2,887,000
Aggregate outstanding RSUs	0
Number Of Consecutive Trading Days	20 days
Period of Issuance of Stock Price Based RSU	5 years