Quarterly Results of Operations Quarterly Results of Operations (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 31, 2016	Jul. 31, 2016	Apr. 30, 2016	Jan. 31, 2016	Oct. 31, 2015	Jul. 31, 2015	Apr. 30, 2015	Jan. 31, 2015	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Net revenues	$ 281,683	$ 248,832	$ 284,264	$ 251,055	$ 288,907	$ 266,079	$ 272,257	$ 245,809	$ 1,065,834	$ 1,073,052	$ 832,067
Gross profit	30,096	23,910	26,281	15,889	19,284	20,067	27,462	19,374	96,176	86,187	76,312
Operating Income (Loss)	6,240	5,798	8,724	(2,292)	(1,514)	7,335	9,916	5,127	18,470	20,864	27,938
Provision (benefit) for income taxes	(4,949)	1,344	364	(1,911)	(1,039)	2,417	2,488	844	(5,152)	4,710	4,137
Net income	$ 5,265	$ (678)	$ 4,209	$ (5,127)	$ (4,917)	$ 1,862	$ 6,037	$ 2,923	$ 3,669	$ 5,905	$ 19,915
Basic earnings per share	$ 0.31	$ (0.04)	$ 0.24	$ (0.30)	$ (0.29)	$ 0.11	$ 0.35	$ 0.17	$ 0.21	$ 0.342	$ 1.162
Diluted earnings per share	$ 0.31	$ (0.04)	$ 0.24	$ (0.30)	$ (0.29)	$ 0.11	$ 0.35	$ 0.17	$ 0.21	$ 0.341	$ 1.157
Weighted Average Number of Shares Outstanding, Basic	17,614	17,614	17,615	17,342	17,292	17,227	17,211	17,215	17,513	17,287	17,145
Weighted Average Number of Shares Outstanding, Diluted	17,629	17,614	17,620	17,342	17,292	17,246	17,236	17,255	17,526	17,310	17,215