|
Major customers (Details)
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3 Months Ended | |
|---|---|---|
|
Mar. 31, 2014
item
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Mar. 31, 2013
item
|
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|
Purchases | Vendor concentration risk | One major vendor
|
||
| Significant Customers | ||
| Number of vendors | 1 | 1 |
| Percentage of concentration risk | 10.43% | 10.40% |
|
Net sales | Customer concentration risk
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| Significant Customers | ||
| Number of customers | 3 | 3 |
|
Net sales | Customer one | Customer concentration risk
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||
| Significant Customers | ||
| Percentage of concentration risk | 15.70% | 14.50% |
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Net sales | Customer two | Customer concentration risk
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||
| Significant Customers | ||
| Percentage of concentration risk | 15.60% | 14.40% |
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Net sales | Customer three | Customer concentration risk
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| Significant Customers | ||
| Percentage of concentration risk | 10.50% | 11.30% |
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Net accounts receivable | Customer one | Customer concentration risk
|
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| Significant Customers | ||
| Percentage of concentration risk | 14.20% | |
|
Net accounts receivable | Customer two | Customer concentration risk
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||
| Significant Customers | ||
| Percentage of concentration risk | 14.10% | |
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Net accounts receivable | Customer three | Customer concentration risk
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| Significant Customers | ||
| Percentage of concentration risk | 9.30% | |