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Related Party Transactions (Narrative) (Details) - USD ($)
3 Months Ended 9 Months Ended
Jun. 01, 2018
Mar. 31, 2021
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Related Party Transaction [Line Items]          
Common Stock, Shares, Issued     36,574,702   35,281,183
West Separation Agreement [Member]          
Related Party Transaction [Line Items]          
Due to Employees   $ 200,000      
Payment To Related Party For Offset Health Coverage Cost   $ 775      
Common Stock, Shares, Issued   25,000      
Senior Officer of NLEX [Member] | Lease Amounts [Member] | Edwardsville, IL [Member]          
Related Party Transaction [Line Items]          
Related party transaction agreement end date May 31, 2023        
Senior Officer of NLEX [Member] | Lease Amounts [Member] | Edwardsville, IL [Member] | Selling, General and Administrative Expenses [Member]          
Related Party Transaction [Line Items]          
Payment to related party     $ 82,000 $ 82,000