CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Oct. 31, 2011	Oct. 31, 2010
Shareholders' equity:
Preferred stock shares authorized (in shares)	5,000,000	5,000,000
Preferred stock par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock shares issued (in shares)	0	0
Preferred stock shares outstanding (in shares)	0	0
Common stock shares authorized (in shares)	20,000,000	20,000,000
Common stock par value (in dollars per share)	$ 0.01	$ 0.01
Common stock shares issued (in shares)	11,167,690	11,228,654
Common stock shares outstanding (in shares)	11,167,690	11,228,654