Revenue (Details) - USD ($)		3 Months Ended		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Total product sales		$ 2,965,953	$ 2,709,920	$ 7,876,341	$ 7,120,481
United States [Member]
Total product sales		2,599,731	2,527,478	6,957,413	6,305,225
Other [Member]
Total product sales	[1]	$ 366,222	$ 182,442	$ 918,928	$ 815,256

[1] Sales outside of the United States included $133,601 of non-animal health sales during the first quarter of 2019, which product has since been divested.