XML 35 R44.htm IDEA: XBRL DOCUMENT v2.4.0.6
Accrued Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Accrued liabilities    
Accrued compensation and related costs $ 2,017 $ 2,027
Accrued inventory costs 3,087 1,417
Accrued contract and other accrued expenses 2,983 2,381
Total accrued liabilities $ 8,087 $ 5,825