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v2.4.0.6

Accrued Liabilities (Tables) | 3 Months Ended
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Mar. 31, 2013
Accrued Liabilities | Accrued liabilities at March 31, 2013 and December 31, 2012 consisted of the following (in thousands):
|  | March 31, 2013 |  |  | December 31, 2012 |
Accrued compensation and related costs |  | $ | 1,450 |  |  | $ | 2,692 |
Accrued inventory costs |  |  | 3,965 |  |  |  | 2,352 |
Accrued contract and other accrued expenses |  |  | 2,734 |  |  |  | 2,575 |
Total accrued liabilities |  | $ | 8,149 |  |  | $ | 7,619 |

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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration