Inventories - Schedule of Inventory (Details) - USD ($)	Dec. 31, 2020	Mar. 31, 2020
Inventory Disclosure [Abstract]
Finished product	$ 351,171	$ 1,916,417
Raw materials	7,010,713	1,771,006
Work in process	2,186,707	720,650
Inventory, net	$ 9,548,591	$ 4,408,073

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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