Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Summary of Common Stock Reserved For Future Issuance (Details)

v3.8.0.1
Stock-Based Compensation - Summary of Common Stock Reserved For Future Issuance (Details) - shares
Jul. 31, 2017
Jul. 31, 2016
Jul. 31, 2015
Stock-based Compensation - Summary Of Common Stock Reserved For Future Issuance Details      
Common Stock options outstanding (within the 2011 Plan and outside of the terms of the 2011 Plan) 3,635,641 3,263,460 1,148,764
Common Stock reserved for restricted stock unit release 1,100,000    
Common Stock authorized for future grant under the 2011 Plan 526,637    
Common Stock reserved for warrant exercise 9,044,740    
Commons Stock reserved for future ESSP issuance 463,580    
Total common stock reserved for future issuance 14,770,598