Inventories (Details) - USD ($)	Mar. 31, 2018	Jun. 30, 2017
Inventory Disclosure [Abstract]
Raw material	$ 2,581,360	$ 2,409,148
Work-in-process	932,563	741,994
Finished goods	2,136,968	3,267,232
Inventory, gross	5,650,891	6,418,374
Less valuation reserve	486,390	1,425,940
Inventory, net	$ 5,164,501	$ 4,992,434

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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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Gross amount, as of the balance sheet date, of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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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 of valuation reserve for inventory.

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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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