Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v2.4.0.8
Subsequent Events (Details) (USD $)
In Thousands, except Share data, unless otherwise specified
3 Months Ended 9 Months Ended 3 Months Ended 0 Months Ended
Sep. 30, 2013
Sep. 30, 2013
Dec. 31, 2013
Subsequent Event
Oct. 11, 2013
Selling stockholders
Subsequent Event
Subsequent Event        
Number of shares issued to public       5,801,997
Public offering price (in dollars per share)       $ 29.25
Stock issuance costs $ 280 $ 280    
Expected additional stock issuance costs     $ 700