Unaudited Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	Jan. 31, 2014	Oct. 31, 2013
Preferred Stock, par value	$ 0.01	$ 0.01	[1]
Preferred Stock, shares authorized	2,000	2,000	[1]
Preferred Stock, shares outstanding			[1]
Common Stock, par value	$ 0.01	$ 0.01	[1]
Common Stock, shares authorized	400,000	400,000	[1]
Common Stock, shares outstanding	154,053	154,169	[1]
Treasury stock, shares	3,211	3,095	[1]

[1] Derived from audited financial statements.