Income Taxes Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 31, 2015	Jul. 31, 2015	Apr. 30, 2015	Jan. 31, 2015	Oct. 31, 2014	Jul. 31, 2014	Apr. 30, 2014	Jan. 31, 2014	Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Income Tax Disclosure [Abstract]
Domestic									$ 16,774	$ 28,200	$ 30,814
Foreign									(5,260)	(1,009)	1,361
Income before income taxes									11,514	27,191	32,175
Federal									(455)	3,684	8,427
State and Local									367	210	1,338
Foreign									491	74	261
Total current									403	3,968	10,026
Federal									4,501	3,069	427
State and Local									208	58	152
Foreign									(1,862)	(2,348)	0
Change in net deferred tax asset attributable to the provision for deferred taxes									2,847	779	579
Components of the total provision for income taxes	$ (2,522)	$ 2,480	$ 2,665	$ 627	$ (1,389)	$ 335	$ 3,620	$ 2,181	$ 3,250	$ 4,747	$ 10,605