Income Taxes (Tables)

12 Months Ended

Oct. 31, 2012

Note 15. Income Taxes [Abstract]

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, 2012, 2011 and 2010 was as follows:

	2012		2011		2010
Statutory federal income tax rate	(34.0	)%	(34.0	)%	(34.0	)%
Increase (decrease) in income taxes resulting from:
State taxes net of Federal benefits	(2.6	)%	(2.3	)%	(2.0	)%
Foreign Withholding Tax	0.2	%	0.3	%	—	%
Net operating loss adjustment and true-ups	(34.9	)%	1.7	%	1.6	%
Nondeductible expenditures	1.2	%	1.9	%	1.7	%
Change in State tax rate	(6.8	)%	(2.4	)%	7.6	%
Other, net	(0.1	)%	0.3	%	—	%
Valuation allowance	77.2	%	34.8	%	25.1	%
Effective income tax rate	0.2	%	0.3	%	—	%

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, 2012, 2011, and 2010 were as follows:

	2012			2011			2010
U.S.	$	(35,535	)	$	(46,365	)	$	(53,915	)
Foreign	(302		)	408			(2,367		)
Loss before income taxes	$	(35,837	)	$	(45,957	)	$	(56,282	)

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

Our deferred tax assets and liabilities consisted of the following at October 31, 2012 and 2011:

	2012			2011
Deferred tax assets:
Compensation and benefit accruals	$	5,745		$	4,490
Bad debt and other reserves	2,938			3,888
Capital loss and tax credit carry-forwards	14,396			6,222
Investment in Versa	4,068			2,490
Net operating loss (domestic and foreign)	219,496			202,635
Deferred license revenue	2,533			2,847
Lower of cost or market inventory reserves	857			1,158
Accumulated depreciation	257			—
Gross deferred tax assets:	250,290			223,730
Valuation allowance	(249,294		)	(222,536		)
Deferred tax assets after valuation allowance	996			1,194
Deferred tax liability:
Investment in partnerships	(996		)	(884		)
Accumulated depreciation	—			(310		)
Gross deferred tax liability	(996		)	(1,194		)
Net deferred tax assets	$	—		$	—