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Stockholders' Equity - Stock Option Plans Narrative (Details)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2023
shares
Oct. 26, 2022
Jan. 01, 2022
May 24, 2021
shares
Apr. 29, 2019
shares
Mar. 31, 2023
USD ($)
shares
Mar. 31, 2022
Dec. 31, 2022
shares
Jan. 01, 2023
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock split, conversion ratio   0.04       0.04 0.04    
Weighted average grant date fair value, vested | $           $ 0.0      
Weighted average remaining contractual term, outstanding           7 years 10 months 28 days      
Weighted average remaining contractual term, vested and exercisable           4 years 5 months 4 days      
Restricted Stock Awards                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock split, conversion ratio           0.04   0.04  
common stock available for future issuance (in shares) 225,816         225,816   237,966  
Weighted average grant date fair value, vested | $           $ 0.1      
2015 Plan                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Additional shares authorized, maximum annual amount (in shares) 3,000,000     240,000   3,000,000     120,000
Additional shares authorized, maximum annual percentage 3.00%         3.00%      
Stock split, conversion ratio 0.04     0.04          
Common stock available for future issuance (in shares) 315,063         315,063      
2015 Plan | Common Stock                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock split, conversion ratio     0.04            
2019 Sales Team Plan | Common Stock                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Stock split, conversion ratio 0.04                
Number of shares authorized (in shares)         3,000,000        
Award expiration period         10 years        
common stock available for future issuance (in shares) 94,481         94,481