XML 29 R44.htm IDEA: XBRL DOCUMENT v2.4.0.6
Common Stock and Stock Option Plans (Activity related to unvested restricted stock awards) (Details) (Restricted Stock Awards [Member], USD $)
In Thousands, except Per Share data, unless otherwise specified
9 Months Ended
Sep. 30, 2012
Restricted Stock Awards [Member]
 
Number of Shares  
Unvested at December 31, 2011 250
Granted   
Vested (45)
Forfeited   
Unvested at September 30, 2012 205
Weighted-Average Grant-Date Fair Value per Share  
Unvested at December 31, 2011 $ 8.47
Granted   
Vested $ 11.98
Forfeited   
Unvested at September 30, 2012 $ 7.69