Share-Based Compensation Plans (Tables)

6 Months Ended

Apr. 30, 2013

Note 9. Share-Based Compensation Plans [Abstract]

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

Share-based compensation reflected in the consolidated statements of operations were as follows:

	Three Months Ended April 30,				Six Months Ended April 30,
	2013		2012		2013		2012
Costs of revenues	$	149	$	93	$	281	$	253
General and administrative expenses	282		160		597		457
Research and development expenses	79		49		139		132
Total share-based compensation	$	510	$	302	$	1,017	$	842

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

The following table summarizes stock option activity for the six months ended April 30, 2013:

	Number of options		Weighted average option  price ($)
Outstanding at October 31, 2012	3,120,456		6.96
Granted	279,746		0.94
Canceled	(178,663	)	6.32
Outstanding at April 30, 2013	3,221,539		6.47