XML 34 R35.htm IDEA: XBRL DOCUMENT v2.4.0.6
Other Accrued Liabilities (Details Textual) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Other Accrued Liabilities (Textual) [Abstract]    
Contributions to employee stock purchase plan $ 349 $ 1,106