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Commitments and Contingencies (Details Textuals 3) (Sales)
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6 Months Ended | |
|---|---|---|
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Jun. 30, 2012
Customers
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Jun. 30, 2011
Customers
Agency
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| Concentration Risk [Line Items] | ||
| Concentration Risk, Percentage | 63.20% | 72.60% |
| Number of customers | 3 | 3 |
| Number Of Federal Government Agencies | 2 | |
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Customer One
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| Concentration Risk [Line Items] | ||
| Concentration Risk, Percentage | 25.30% | 28.30% |
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Customer Two
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| Concentration Risk [Line Items] | ||
| Concentration Risk, Percentage | 24.90% | 12.50% |
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Customer Three
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| Concentration Risk [Line Items] | ||
| Concentration Risk, Percentage | 13.00% | 11.60% |
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Federal Government Agencies One
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| Concentration Risk [Line Items] | ||
| Concentration Risk, Percentage | 10.10% | |
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Federal Government Agencies Two
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| Concentration Risk [Line Items] | ||
| Concentration Risk, Percentage | 10.10% | |