Quarterly report pursuant to Section 13 or 15(d)

Convertible Preferred Stock and Stockholders' Equity - Additional Information (Details)

v3.22.1
Convertible Preferred Stock and Stockholders' Equity - Additional Information (Details) - USD ($)
 1 Months Ended 3 Months Ended
Jul. 04, 2022
Dec. 30, 2021
Sep. 13, 2021
Apr. 18, 2019
Dec. 31, 2021
Jun. 30, 2021
Jan. 31, 2021
Mar. 31, 2022
Mar. 31, 2021
Class of Stock [Line Items]                  
Shares issued               0  
Preferred stock outstanding         0     0  
Stock-based compensation               $ 64,000  
Common Shares | Warrant                  
Class of Stock [Line Items]                  
Share Price           $ 4.50      
Exercise price of warrants           $ 4.46      
Warrant term           5 years      
Net proceeds           $ 2,300,000      
Warrants to purchase shares of Common Stock           1,000,000      
January 2021 | Warrant                  
Class of Stock [Line Items]                  
Share Price             $ 3.85    
Exercise price of warrants             $ 4.20    
Warrant term             5 years    
Proceeds from Warrant Exercises             $ 2,900,000    
Warrants to purchase shares of Common Stock             1,221,675    
Threshold market capitalization of $75 million                  
Class of Stock [Line Items]                  
Market capitalization     $ 75,000,000            
Threshold market capitalization of $100 million                  
Class of Stock [Line Items]                  
Market capitalization     100,000,000            
Threshold market capitalization of $150 million                  
Class of Stock [Line Items]                  
Market capitalization     $ 150,000,000            
Restricted Stock                  
Class of Stock [Line Items]                  
Number of stock released               218,267  
Unamortized compensation costs               $ 2,940,000  
Weighted-average period               3 years  
Number of restricted shares granted               1,067,400  
Carve-Out Plan | Restricted Stock                  
Class of Stock [Line Items]                  
Aggregate intrinsic value                 $ 2,000
Number of stock released                 352
LTSI                  
Class of Stock [Line Items]                  
Maximum shares authorized to issue, percentage               15.00%  
Number of shares available for grant               1,265,525  
Percentage of maximum shares issued in a year               8  
Number of restricted shares granted 0                
LTSI | Restricted Stock                  
Class of Stock [Line Items]                  
Aggregate intrinsic value               $ 254,000  
Number of restricted shares granted               218,267 0
September 2021 Inducement Grant                  
Class of Stock [Line Items]                  
Unrecognized Tax Benefits, Interest on Income Taxes Expense               $ 632,000  
Vesting term               2 years 6 months  
Number of stock released     232,500            
September 2021 Inducement Grant | Vest monthly over a period of 36 months                  
Class of Stock [Line Items]                  
Vesting term     36 months            
Number of stock released     77,500            
Value of grant     $ 772,000            
September 2021 Inducement Grant | Vest upon the achievement of certain company milestones                  
Class of Stock [Line Items]                  
Number of stock released     77,500            
September 2021 Inducement Grant | Restricted Stock                  
Class of Stock [Line Items]                  
Number of restricted shares granted     310,000            
2020 Stock Incentive Plan | Restricted Stock                  
Class of Stock [Line Items]                  
Aggregate intrinsic value               $ 7,000  
Number of stock released               5,668 0
Unamortized compensation costs               $ 778,000  
Weighted-average period               1 year 4 months 24 days  
Walsh                  
Class of Stock [Line Items]                  
Warrants to purchase shares of Common Stock       12,756          
Maxim Group LLC | Sales Agreement                  
Class of Stock [Line Items]                  
Registered direct offering, net of issuance costs   $ 4,500,000              
Lippert Heishorn Associates Inc                  
Class of Stock [Line Items]                  
Exercise price of warrants         $ 1.52        
Proceeds from Warrant Exercises         $ 21,000        
Exercise price         $ 1.49        
Dividend rate         0.00%        
Volatility rate         67.00%        
Risk free interest rate         1.19%        
Expected term         5 years        
Issuance of common stock         25,000        
Design LLC                  
Class of Stock [Line Items]                  
Exercise price of warrants         $ 1.52        
Proceeds from Warrant Exercises         $ 12,000        
Exercise price         $ 1.49        
Dividend rate         0.00%        
Volatility rate         67.00%        
Risk free interest rate         1.19%        
Expected term         5 years        
Lisa Walsh                  
Class of Stock [Line Items]                  
Warrants to purchase shares of Common Stock 187,500                
Deemed dividend $ 1,192,000                
Series A Preferred Stock                  
Class of Stock [Line Items]                  
Shares issued       250,000          
Par value       $ 0.0001          
Stated value       4.00          
Floor price per share       30.00          
Preferred stock outstanding               0  
Conversion price per share       $ 80.00          
Series A Preferred Stock | Minimum                  
Class of Stock [Line Items]                  
Proceeds from Issuance of Convertible Preferred Stock       $ 500,000          
Series A Preferred Stock | Maximum                  
Class of Stock [Line Items]                  
Proceeds from Issuance of Convertible Preferred Stock       5,000,000          
Series A Preferred Stock | Walsh                  
Class of Stock [Line Items]                  
Proceeds from Issuance of Convertible Preferred Stock       1,000,000          
Fair value of embedded derivative liability       $ 216,000          
Series A Preferred Stock | Lisa Walsh                  
Class of Stock [Line Items]                  
Number of common stock for preferred stock 250,000