XML 26 R31.htm IDEA: XBRL DOCUMENT v2.4.0.6
Balance Sheet Account Detail Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Balance Sheet Related Disclosures [Abstract]    
Raw materials $ 4,741 $ 3,260
Work-in-process 5,182 4,617
Finished goods 9,138 10,222
Inventories $ 19,061 $ 18,099