Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity - Additional Information (Detail)

v3.20.1
Stockholders' Equity - Additional Information (Detail) - USD ($)
3 Months Ended
Mar. 23, 2020
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Class Of Stock [Line Items]        
Recognized compensation expense of stock options   $ 3,400 $ 3,500  
Remaining unrecognized compensation cost   14,800    
Aggregate intrinsic value of outstanding common stock options   0   $ 0
Maxim Holdings LLC [Member]        
Class Of Stock [Line Items]        
Recognized compensation expense of stock options   $ 125,450    
Common stock sold 186,000