Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements (Details)

v2.4.0.6
Fair Value Measurements (Details) (Warrant [Member], USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2010
Warrant [Member]
 
Reconciliation of Assets Measured at Fair Value on a Recurring Basis Using Unobservable Inputs  
Balance at December 31, 2009   
Issuance 2,360
Change in fair value 586
Transfer to additional paid-in capital (2,946)
Balance at December 31, 2010