Supplier Concentration (Details) - Supplier Concentration Risk [Member] - Vendors |
3 Months Ended | |
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Mar. 31, 2019 |
Mar. 31, 2018 |
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| Number of vendors | 2 | 2 |
| Purchases from vendors | 39.80% | 64.10% |
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- Definition Number of vendors. No definition available.
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- References No definition available.
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- Details
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