Goodwill and Intangible Assets (Details 1) - USD ($)	12 Months Ended
Jun. 30, 2018	Jun. 30, 2017
Amortization	$ 1,317,082	$ 693,947
Intangible assets net	9,057,970	10,375,053
ISP Optics Corp [Member]
Acquired intangible assets	11,069,000	11,069,000
Amortization	(2,011,030)	(693,947)
Intangible assets net	9,057,970	10,375,053
ISP Optics Corp [Member] \| Customer Relationships [Member]
Acquired intangible assets	3,590,000	3,590,000
ISP Optics Corp [Member] \| Backlog [Member]
Acquired intangible assets	366,000	366,000
ISP Optics Corp [Member] \| Trade Secrets [Member]
Acquired intangible assets	3,272,000	3,272,000
ISP Optics Corp [Member] \| Trademark [Member]
Acquired intangible assets	3,814,000	3,814,000
ISP Optics Corp [Member] \| Non-compete Agreement [Member]
Acquired intangible assets	$ 27,000	$ 27,000

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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