CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - 9 months ended Jul. 31, 2016 - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]
Balance (in shares) at Nov. 01, 2015		74,529,750				(447,426)
Balance at Nov. 01, 2015	$ 271,976	$ 745	$ 640,767	$ (353,733)	$ (8,280)	$ (7,523)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury stock purchases (in shares)						(4,128,786)
Treasury stock purchases	(57,401)	$ 0	0			$ (57,401)
Retirement of treasury (in shares)		(4,423,564)				(4,423,564)
Retirement of treasury shares	0	$ (44)	(62,233)			$ 62,277
Issuance of restricted stock (in shares)		80,837				(161,633)
Issuance of restricted stock	$ 0	$ 0	0
Stock options exercised (in shares)	1,358,219	1,358,219
Stock options exercised	$ 12,055	$ 14	12,041
Excess tax benefits from share-based compensation arrangements	867		867
Foreign exchange translation loss and other, net of taxes	(50)				(50)
Deferred compensation obligation	1,385		1,385
Share-based compensation	7,711		7,711
Net income	32,026			32,026
Balance (in shares) at Jul. 31, 2016		71,545,242				(314,281)
Balance at Jul. 31, 2016	$ 268,569	$ 715	$ 600,538	$ (321,707)	$ (8,330)	$ (2,647)