CONSOLIDATED BALANCE SHEETS [PARENTHETICAL] - $ / shares shares in Thousands	Oct. 31, 2015	Oct. 31, 2014
Common stock, par value (in dollar per share)	$ 0.01	$ 0.01
Common stock, shares authorized	75,000	75,000
Common stock, shares issued	26,906	26,847
Common stock, shares outstanding	26,906	26,847
Common Class A [Member]
Common stock, par value (in dollar per share)	$ 0.01	$ 0.01
Common stock, shares authorized	75,000	75,000
Common stock, shares issued	39,967	39,699
Common stock, shares outstanding	39,967	39,699