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Restructuring Charges (Details) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2016 USD ($) employee | Sep. 30, 2016 USD ($)
Restructuring charge |  | $ 226,000
Beijing JiYa Semiconductor Material Co., Ltd |  |
Number of workforce reduced | employee | 28 |
Restructuring charge | $ 226,000 |

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