Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details 4)

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Basis of Presentation (Details 4) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Summary of other current assets    
Prepaid expenses $ 848 $ 905
Advanced manufacturing payments 56 312
Other receivables 1,121 127
Other current assets, Total $ 2,025 $ 1,344