Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Operating Leases - Additional Information (Detail)

v3.19.2
Commitments and Contingencies - Operating Leases - Additional Information (Detail) - USD ($)
3 Months Ended
Mar. 13, 2019
May 31, 2017
Aug. 25, 2015
Sep. 10, 2014
Oct. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Jan. 01, 2019
Commitments And Contingencies [Line Items]                
Operating lease right-of-use assets             $ 121,216  
Operating lease liabilities             $ 127,540  
Remaining weighted average operating lease terms             3 months  
Weighted average discount rate used to measure the outstanding operating lease liabilities             10.00%  
ASU No. 2016-02 [Member]                
Commitments And Contingencies [Line Items]                
Operating lease right-of-use assets               $ 414,426
Operating lease liabilities               $ 485,747
San Jose, California [Member]                
Commitments And Contingencies [Line Items]                
Lease expiration date     Jun. 30, 2019          
San Jose, California [Member] | Scenario Forecast [Member]                
Commitments And Contingencies [Line Items]                
Operating leases, rent expense         $ 52,970      
Costa Mesa, California [Member]                
Commitments And Contingencies [Line Items]                
Operating leases, rent expense   $ 9,040            
Lease expiration date   Sep. 30, 2019            
Costa Mesa, California [Member] | Scenario Forecast [Member]                
Commitments And Contingencies [Line Items]                
Operating leases, rent expense         $ 9,773      
Balzer Family Investments Lp [Member]                
Commitments And Contingencies [Line Items]                
Operating leases expiration period       60 months        
Operating leases, rent expense       $ 36,720        
Lease expiration date Sep. 30, 2019              
Balzer Family Investments Lp [Member] | Scenario Forecast [Member]                
Commitments And Contingencies [Line Items]                
Operating leases, rent expense           $ 48,372