Annual report pursuant to Section 13 and 15(d)

Income taxes (Tables)

v3.3.0.814
Income taxes (Tables)
 12 Months Ended
Jul. 31, 2015
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] The benefit for income taxes for fiscal years ended July 31 is as follows:

    2015     2014     2013  
Current (provision) benefit:                        
Federal   $ —     $ —     $ —  
State and local     (72 )     (68 )     (46 )
Foreign     (25 )     (22 )     (1 )
Deferred benefit     104       18       759  
Benefit (provision) for income taxes   $ 7     $ (72 )   $ 712  
Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Deferred tax assets and liabilities arise from temporary differences between the tax basis of assets and liabilities

    2015     2014  
Deferred tax assets:                
Federal tax carryforward losses   $ 35,411     $ 35,352  
Provision for uncollectible accounts receivable     685       753  
State and local tax carry forward losses     2,661       2,604  
Accrued royalties     144       144  
Stock compensation     99       190  
Depreciation     618       618  
Research and development and other tax credit carryforwards     1,134       1,085  
Foreign tax carryforward losses     1,476       1,207  
Intangibles     2,951       2,970  
Inventory     2,558       2,194  
Accrued expenses     2,627       3,103  
Unrealized foreign exchange     98       —  
Other, net     18       15  
Deferred tax assets     50,480       50,235  
                 
Deferred tax liabilities:                
Deferred patent costs     (152 )     (135 )
Prepaid expenses     (676 )     (671 )
Unrealized foreign exchange     —       (118 )
Other, net     (31 )     (29 )
Deferred tax liabilities     (859 )     (953 )
                 
Net deferred tax assets (liabilities) before valuation allowance     49,621       49,282  
Less: valuation allowance     (49,658 )     (49,465 )
Net deferred tax liabilities   $ (37 )   $ (183 )
Schedule of Deferred Tax Liabilities Included In Consolidated Balance Sheets [Table Text Block] Net deferred tax liabilities are included in the consolidated balance sheets as of July 31 as follows:

    2015     2014  
Deferred taxes:                
Current   $ —     $ —  
Non-current     37       183  
    $ 37     $ 183  
Schedule of Income before Income Tax, Domestic and Foreign [Table Text Block] The components of loss before income taxes consisted of the following for the years ended July 31:

    2015     2014     2013  
United States operations   $ (615 )   $ (8,702 )   $ (15,419 )
International operations     (1,677 )     (1,203 )     (3,530 )
Loss before taxes   $ (2,292 )   $ (9,905 )   $ (18,949 )
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] The benefit (provision) for income taxes was at rates different from U.S. federal statutory rates for the following reasons for the years ended July 31:

    2015     2014     2013  
Federal statutory rate     34.0 %     34.0 %     34.0 %
Penalties and other expenses not deductible for income tax return purposes     (18.6 )     (6.6 )     (0.9 )
State income taxes, net of benefit of federal tax deduction     (0.5 )     0.2       2.5  
Change in valuation allowance     (15.2 )     (16.5 )     (32.7 )
State tax law change     —       (12.3 )     —  
Other     0.6       0.5       (0.9 )
      0.3 %     (0.7 )%     3.8 %