Income Taxes (Tables)

12 Months Ended

Oct. 31, 2013

Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block]

The components of loss from continuing operations before income taxes for the fiscal years ended October 31, 2013, 2012, and 2011 were as follows:



	2013			2012			2011
U.S.	$	(31,044	)	$	(35,535	)	$	(46,365	)
Foreign	(3,904		)	(302		)	408
Loss before income taxes	$	(34,948	)	$	(35,837	)	$	(45,957	)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

The reconciliation of the federal statutory income tax rate to our effective income tax rate for the years ended October 31, 2013, 2012 and 2011 was as follows:



	2013		2012		2011
Statutory federal income tax rate	(34.0	)%	(34.0	)%	(34.0	)%
Increase (decrease) in income taxes resulting from:
State taxes net of Federal benefits	(1.7	)%	(2.6	)%	(2.3	)%
Foreign withholding tax	0.9	%	0.2	%	0.3	%
Net operating loss adjustment and true-ups	0.1	%	(34.9	)%	1.7	%
Nondeductible expenditures	0.8	%	1.2	%	1.9	%
Change in state tax rate	10.5	%	(6.8	)%	(2.4	)%
Other, net	4.1	%	(0.1	)%	0.3	%
Valuation allowance	20.3	%	77.2	%	34.8	%
Effective income tax rate	1.0	%	0.2	%	0.3	%

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

Our deferred tax assets and liabilities consisted of the following at October 31, 2013 and 2012:



	2013			2012
Deferred tax assets:
Compensation and benefit accruals	$	6,452		$	5,745
Bad debt and other reserves	1,841			2,938
Capital loss and tax credit carry-forwards	13,582			14,396
Investment in Versa	—			4,068
Net operating losses (domestic and foreign)	228,154			219,496
Deferred license revenue	8,033			2,533
Lower of cost or market inventory reserves	509			857
Investment in partnerships	419			—
Accumulated depreciation	625			257
Gross deferred tax assets:	259,615			250,290
Valuation allowance	(259,615		)	(249,294		)
Deferred tax assets after valuation allowance	—			996
Deferred tax liability:
Investment in partnerships	—			(996		)
In process research and development	(3,377		)	—
Gross deferred tax liability	(3,377		)	(996		)
Net deferred tax liability	$	(3,377	)	$	—