Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - Additional Information (Detail)

v3.20.2
Related Party Transactions - Additional Information (Detail) - USD ($)
3 Months Ended 8 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Jun. 28, 2017
Sep. 30, 2020
Sep. 30, 2019
Mar. 31, 2019
Related Party Transaction [Line Items]            
Class of warrant or right, number of securities called by warrants or rights           1,666,666
Cost of services revenue       $ 126,539    
Dialog Semiconductor Plc [Member]            
Related Party Transaction [Line Items]            
Equity method investment, ownership percentage 4.00%     4.00%    
Warrants outstanding 0     0    
Contract Services [Member] | Dialog Semiconductor Plc [Member]            
Related Party Transaction [Line Items]            
Revenue $ 0 $ 0   $ 130,000 $ 0  
Cost of services revenue 0 0   126,539 0  
Strategic Alliance Agreement [Member] | Royalty [Member]            
Related Party Transaction [Line Items]            
Revenue $ 0 $ 0   $ 0 $ 7,100  
Private Placements [Member] | Dialog Semiconductor Plc [Member]            
Related Party Transaction [Line Items]            
Stock issued during period, shares, new issues     1,739,691      
Private Placements [Member] | Warrant Issued to Private Investors [Member] | Dialog Semiconductor Plc [Member]            
Related Party Transaction [Line Items]            
Class of warrant or right, number of securities called by warrants or rights     1,417,565