Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Fair Value Measurements (Schedule of Fair Value Measurements) (Details)

v2.4.0.8
Fair Value Measurements (Schedule of Fair Value Measurements) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Marketable securities $ 1,634 $ 1,634
Derivative liabilities, net (28,332)  
Level 2 [Member]
   
Marketable securities 1,634 1,634
Derivative liabilities, net 1,546  
Level 3 [Member]
   
Marketable securities      
Derivative liabilities, net (29,878)  
Foreign Exchange Future [Member]
   
Derivative assets, net 946  
Derivative liabilities, net (1,222)  
Foreign Exchange Future [Member] | Level 2 [Member]
   
Derivative assets, net 946  
Derivative liabilities, net (1,222)  
Foreign Exchange Future [Member] | Level 3 [Member]
   
Derivative assets, net     
Derivative liabilities, net     
Foreign Exchange Future Two [Member]
   
Derivative assets, net 188  
Foreign Exchange Future Two [Member] | Level 2 [Member]
   
Derivative assets, net 188  
Foreign Exchange Future Two [Member] | Level 3 [Member]
   
Derivative assets, net     
Earn Out Obligations [Member]
   
Derivative liabilities, net (29,878)  
Earn Out Obligations [Member] | Level 2 [Member]
   
Derivative liabilities, net     
Earn Out Obligations [Member] | Level 3 [Member]
   
Derivative liabilities, net $ (29,878)