General form of registration statement for all companies including face-amount certificate companies

Convertible Preferred Stock, Common Stock and Stockholders' Deficit - Additional Information (Detail)

v3.21.2
Convertible Preferred Stock, Common Stock and Stockholders' Deficit - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
Class of Stock [Line Items]            
Payments related to tax withholding for Shares         $ 98 $ 0
Additional Compensation expense $ 1,777 $ 503 $ 2,971 $ 1,007 $ 2,569 $ 858
Common Stock [Member]            
Class of Stock [Line Items]            
Stock repurchased during period shares         263,031 244,691
Common stock repurchase price per share $ 4.75   $ 4.75   $ 4.75 $ 4.75
Payments related to tax withholding for Shares         $ 200  
Fair value per share on the date of repurchase         $ 3.14 $ 2.55
Additional Compensation expense         $ 400 $ 500
Additional Stock repurchased during period shares     263,030   263,030  
Series Seed Convertible Preferred Stock [Member]            
Class of Stock [Line Items]            
Temporary equity liquidation preference per share 0.06   $ 0.06   $ 0.06  
Temporary equity conversion price per share 0.06   0.06   0.06  
Stock repurchased during period shares           315,637
Common stock repurchase price per share           $ 4.75
Additional Compensation expense           $ 700
Series Seed Convertible Preferred Stock [Member] | Maximum [Member]            
Class of Stock [Line Items]            
Preferred stock convertible conversion price per share     2.59   2.59  
Series A Convertible Preferred Stock [Member]            
Class of Stock [Line Items]            
Temporary equity liquidation preference per share 0.29   0.29   0.29  
Temporary equity conversion price per share 0.29   0.29   0.29  
Series A Convertible Preferred Stock [Member] | Maximum [Member]            
Class of Stock [Line Items]            
Preferred stock convertible conversion price per share     2.59   2.59  
Series B Convertible Preferred Stock [Member]            
Class of Stock [Line Items]            
Temporary equity liquidation preference per share 0.44   0.44   0.44  
Temporary equity conversion price per share 0.44   0.44   0.44  
Series B Convertible Preferred Stock [Member] | Maximum [Member]            
Class of Stock [Line Items]            
Preferred stock convertible conversion price per share     2.59   2.59  
Series C Convertible Preferred Stock [Member]            
Class of Stock [Line Items]            
Temporary equity liquidation preference per share 2.07   2.07   2.07  
Temporary equity conversion price per share 2.07   $ 2.07   $ 2.07  
Percentage of approval received from outstanding stockholders for conversion     10.00%   10.00%  
Series C Convertible Preferred Stock [Member] | Maximum [Member]            
Class of Stock [Line Items]            
Preferred stock convertible conversion price per share     $ 2.59   $ 2.59  
Series D Convertible Preferred Stock [Member]            
Class of Stock [Line Items]            
Temporary equity liquidation preference per share 4.75   4.75   4.75  
Temporary equity conversion price per share 4.75   4.75   4.75  
Series D Convertible Preferred Stock [Member] | Maximum [Member]            
Class of Stock [Line Items]            
Shares issued price per share $ 4.75   $ 4.75   $ 4.75