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Share-Based Compensation (Narrative) (Details) - USD ($)
1 Months Ended 12 Months Ended
Oct. 24, 2014
Jul. 31, 2015
Jul. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares granted   600,000 6,230,000
Shares outstanding   3,210,000 4,825,000
Shares vested   1,715,000 1,205,000
Stock forfeited value   $ 88,000  
Occupancy costs decrease, percent   60.00%  
Share-based compensation   $ 2,382,000 $ 2,958,000
Employee Severance [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Accounts Payable   59,000 323,000
Employee Stock Option [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation   63,000 80,000
Unvested Options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unrecognized non-cash compensation costs   $ 82,000  
Unrecognized non-cash compensation costs, weighted average period   1 year 4 months 17 days  
Restricted Stock Units "RSUs" [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares granted   25,000  
Shares issued   1,715,000  
Shares expected to vest   2,238,000  
Unrecognized non-cash compensation costs   $ 1,628,000  
Unrecognized non-cash compensation costs, weighted average period   9 months 22 days  
Shares vested   1,715,000  
Shares authorized   575,000  
Share-based compensation   $ 2,319,000 $ 2,878,000
Chief Executive Officer [Member] | Restricted Stock Units "RSUs" [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares granted   300,000  
Shares forfeited   500,000  
Chief Financial Officer [Member] | Restricted Stock Units "RSUs" [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares granted   75,000  
Shares expected to vest, percent   25.00%  
Director [Member] | Restricted Stock Units "RSUs" [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares granted 200,000    
Vesting percentage 50.00%    
Shares expected to vest, percent 50.00%    
Share-based Compensation Award, Tranche One [Member] | Chief Executive Officer [Member] | Restricted Stock Units "RSUs" [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage   50.00%  
Share-based Compensation Award, Tranche One [Member] | Chief Financial Officer [Member] | Restricted Stock Units "RSUs" [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage   50.00%  
Share-based Compensation Award, Tranche Two [Member] | Chief Executive Officer [Member] | Restricted Stock Units "RSUs" [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage   50.00%  
Share-based Compensation Award, Tranche Two [Member] | Chief Financial Officer [Member] | Restricted Stock Units "RSUs" [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage   25.00%