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Cash and Cash Equivalents and Restricted Cash (Tables) | 6 Months Ended
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Jun. 30, 2017
Cash and Cash Equivalents [Abstract] |
Schedule of Cash and Cash Equivalents | Cash and cash equivalents were held in the following geographic regions:
(In thousands) | June 30, 2017 |  | December 31, 2016
United States | $ | 6,370 |  |  | $ | 3,277 |
People's Republic of China ("PRC") | 17,225 |  |  | 22,142 |
Asia (excluding the PRC) | 4,771 |  |  | 5,260 |
Europe | 17,170 |  |  | 19,630 |
South America | 4,159 |  |  | 302 |
Total cash and cash equivalents | $ | 49,695 |  |  | $ | 50,611 |

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- Definition Tabular disclosure of the components of cash and cash equivalents. + References No definition available. + Details
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