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The following table presents the impact of the Restatement on the Company’s shareholders’ deficit as of December 31, 2019 (as restated) and December 31, 2020 (as restated) (Details) - USD ($)
 3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Jun. 30, 2020
Sep. 30, 2020
Dec. 31, 2020
Dec. 31, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance (in shares)       11,818,830 11,818,830 11,818,830 11,818,830  
Beginning balance, value $ (13,240,985) $ (14,221,851) $ (13,050,493) $ (10,040,323) $ (10,040,323) $ (10,040,323) $ (10,040,323) $ (3,933,405)
Net loss 223,398 839,765 (1,360,561) (3,357,355) (4,717,916) (3,878,151) (3,654,753) (6,750,235)
Stock based compensation $ 33,855 141,101 189,203       $ 711,344 $ 730,564
Ending balance (in shares) 11,951,271           11,951,271 11,818,830
Ending balance, value $ (12,983,732) (13,240,985) (14,221,851) (13,050,493) (14,221,851) (13,240,985) $ (12,983,732) $ (10,040,323)
Previously Reported [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value (9,656,892) (10,613,202) (10,205,574) (7,740,240) (7,740,240) (7,740,240) (7,740,240)  
Net loss 1,273,703 815,209 (596,831) (2,812,519) (3,409,350) (2,594,141) (1,320,438) (4,450,152)
Ending balance, value (8,349,334) (9,656,892) (10,613,202) (10,205,574) (10,613,202) (9,656,892) (8,349,334) (7,740,240)
Inventory Costing Errors [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value (1,049,044) (936,598) (426,354) (110,355) (110,355) (110,355) (110,355)  
Net loss (1,071,395) (112,446) (510,244) (315,999) (826,243) (938,689) (2,010,084) (110,355)
Ending balance, value (2,120,439) (1,049,044) (936,598) (426,354) (936,598) (1,049,044) (2,120,439) (110,355)
Loss Contract Reserve [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value (1,308,197) (1,514,356) (1,324,321) (1,314,950) (1,314,950) (1,314,950) (1,314,950)  
Net loss 99,921 206,159 (190,035) (9,371) (199,406) 6,753 106,674 (1,314,950)
Ending balance, value (1,208,276) (1,308,197) (1,514,356) (1,324,321) (1,514,356) (1,308,197) (1,208,276) (1,314,950)
Inventory Reserve [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value       (874,778) (874,778) (874,778) (874,778)  
Net loss (78,831) (69,157) (63,451) (219,466) (282,917) (352,074) (430,905) (874,778)
Ending balance, value               (874,778)
Revision of Prior Period, Adjustment [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value       (2,300,083) $ (2,300,083) $ (2,300,083) (2,300,083)  
Net loss $ (1,050,305) $ 24,556 $ (763,730) $ (544,836)     $ (2,334,315) (2,300,083)
Ending balance, value               $ (2,300,083)
Common Stock [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance (in shares) 11,926,177 11,855,606 11,837,218 11,818,830 11,818,830 11,818,830 11,818,830 11,718,246
Beginning balance, value $ 11,926 $ 11,856 $ 11,837 $ 11,819 $ 11,819 $ 11,819 $ 11,819 $ 11,718
Net loss            
Stock based compensation (in shares) 25,094 70,571 18,388       132,441 95,634
Stock based compensation $ 25 $ 70 $ 19       $ 132 $ 96
Ending balance (in shares) 11,951,271 11,926,177 11,855,606 11,837,218 11,855,606 11,926,177 11,951,271 11,818,830
Ending balance, value $ 11,951 $ 11,926 $ 11,856 $ 11,837 $ 11,856 $ 11,926 $ 11,951 $ 11,819
Common Stock [Member] | Previously Reported [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance (in shares)       11,818,830 11,818,830 11,818,830 11,818,830  
Beginning balance, value       $ 11,819 $ 11,819 $ 11,819 $ 11,819  
Ending balance (in shares)               11,818,830
Ending balance, value               $ 11,819
Additional Paid-in Capital [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value 71,972,011 71,830,980 71,641,796 71,294,629 71,294,629 71,294,629 71,294,629 70,651,413
Net loss            
Stock based compensation 33,830 141,031 189,184       711,212 730,468
Ending balance, value 72,005,841 71,972,011 71,830,980 71,641,796 71,830,980 71,972,011 72,005,841 71,294,629
Additional Paid-in Capital [Member] | Previously Reported [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value       71,294,629 71,294,629 71,294,629 71,294,629  
Ending balance, value               71,294,629
Retained Earnings [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value (85,224,922) (86,064,687) (84,704,126) (81,346,771) (81,346,771) (81,346,771) (81,346,771) (74,596,536)
Net loss 223,398 839,765 (1,360,561) (3,357,355)     (3,654,753) (6,750,235)
Stock based compensation            
Ending balance, value (85,001,524) (85,224,922) (86,064,687) (84,704,126) (86,064,687) (85,224,922) (85,001,524) (81,346,771)
Retained Earnings [Member] | Previously Reported [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value       (79,046,688) (79,046,688) (79,046,688) (79,046,688)  
Net loss 1,273,703 815,209 (596,831) (2,812,519)        
Ending balance, value               (79,046,688)
Retained Earnings [Member] | Inventory Costing Errors [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value       (110,355) (110,355) (110,355) (110,355)  
Net loss (1,071,395) (112,446) (510,244) (315,999)        
Ending balance, value               (110,355)
Retained Earnings [Member] | Loss Contract Reserve [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value       (1,314,950) (1,314,950) (1,314,950) (1,314,950)  
Net loss 99,921 206,159 (190,035) (9,371)        
Ending balance, value               (1,314,950)
Retained Earnings [Member] | Inventory Reserve [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value       (874,778) (874,778) (874,778) (874,778)  
Net loss (78,831) (69,157) (63,451) (219,466)        
Ending balance, value               (874,778)
Retained Earnings [Member] | Revision of Prior Period, Adjustment [Member]                
New Accounting Pronouncements or Change in Accounting Principle [Line Items]                
Beginning balance, value       (2,300,083) $ (2,300,083) $ (2,300,083) $ (2,300,083)  
Net loss $ (1,050,305) $ 24,556 $ (763,730) $ (544,836)        
Ending balance, value               $ (2,300,083)