Annual report pursuant to section 13 and 15(d)

Warrants and Derivative Financial Instruments (Details 1)

v2.4.0.6
Warrants and Derivative Financial Instruments (Details 1) (Warrant [Member], USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Warrant [Member]
   
Pretax gains (losses) that changes in fair values of derivatives not designated as hedging instruments had on earnings    
Gains that changes in the fair values of derivatives    $ 83