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Inventories (Tables)
6 Months Ended
Jun. 30, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventories
Inventories consisted of the following at the respective balance sheet dates:
June 30, 2020December 31, 2019
Raw materials
$179,537,716  $164,974,553  
Work-in-process
34,708,883  33,069,255  
Finished goods
45,481,590  50,898,047  
Total Inventory
$259,728,189  $248,941,855