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Stock-based Compensation (Narrative) (Details) - USD ($)
3 Months Ended
Mar. 30, 2021
Mar. 19, 2019
Jun. 01, 2018
Mar. 31, 2022
Mar. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Options to purchase, Granted (in shares)       135,000  
Options cancelled to purchase common stock       12,500  
Stock-based compensation expense       $ 106,000 $ 143,000
Restricted common stock granted 25,000        
Restricted common stock granted 25,000        
David Ludwig And Tom Ludwig [Member]          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Restricted common stock granted     600,000    
Restricted common stock granted     600,000    
Napier Park [Member]          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Warrants received to acquire shares of common stock with fair market value   $ 71,368      
Incremental amount in excess of cumulative gross profit   500,000,000      
Cumulative gross profit of warrants   $ 2,500,000      
Common Stock Options [Member]          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Stock-based compensation expense       106,000,000  
Unrecognized stock-based compensation       $ 1,300,000  
Unrecognized stock-based compensation, Period for recognition       3 years  
Restricted Stock [Member]          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Stock-based compensation expense       $ 12,900  
Shares restriction term of service 2 years        
Weighted average grant date fair value       $ 0.43  
Unrecognized stock-based compensation expense       $ 60,000,000  
Restricted Stock [Member] | David Ludwig And Tom Ludwig [Member]          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Shares restriction term of service     5 years    
Employees [Member]          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Options to purchase, Granted (in shares)       135,000