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Significant Accounting Policies (Details Narrative) - USD ($) | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2017 | Dec. 21, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Jun. 30, 2015
Retained earnings | $ (202,672,735) |  | $ (204,011,722) |  |
Inventory reserve - two years | 100.00% |  |  |  |
Inventory reserve slow moving - one year | 50.00% |  |  |  |
Inventory reserve slow moving - six months | 25.00% |  |  |  |
Cash and cash equivalents | $ 6,831,521 |  | $ 2,908,024 | $ 2,503,053 | $ 1,643,920
ISP Optics Corp [Member] | Acquisition Term Loan AvidBank [Member] |  |  |  |  |
Face amount of debt |  | $ 5,000,000 |  |  |
ISP Optics Corp [Member] | Sellers Note [Member] |  |  |  |  |
Face amount of debt |  | $ 6,000,000 |  |  |
Maturity Greater than 90 Days [Member] |  |  |  |  |
Percent of invoice written off | 100.00% |  |  |  |
Maturity Greater than 60 Days [Member] |  |  |  |  |
Percent of invoice written off | 10.00% |  |  |  |
Foreign Subsidiaries in China [Member] |  |  |  |  |
Cash and cash equivalents held by foreign subsidiaries | 52.00% |  |  |  |
Percentage of registered capital | 150.00% |  |  |  |
Retained earnings | $ 3,300,000 |  |  |  |
Retained earnings needed for repatriation | $ 11,300,000 |  |  |  |
Foreign Subsidiaries in China [Member] | Maturity Greater than 120 Days [Member] |  |  |  |  |
Percent of invoice written off | 100.00% |  |  |  |
Upper Limit [Member] |  |  |  |  |
Value added tax rate | 21.00% |  |  |  |
Upper Limit [Member] | Property and Equipment [Member] |  |  |  |  |
Estimated Life (Years) | 10 years |  |  |  |
Lower Limit [Member] | Property and Equipment [Member] |  |  |  |  |
Estimated Life (Years) | 1 year |  |  |  |

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