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Revenue (Details 1) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Total product sales $ 3,722,517 $ 2,970,496 $ 11,598,858 $ 10,090,977
First Defense® product line [Member]        
Total product sales 3,656,709 2,873,732 11,406,481 9,687,181
Other animal health [Member]        
Total product sales 65,808 96,764 192,377 270,195
Other [Member]        
Total product sales $ 133,601