Annual report pursuant to section 13 and 15(d)

12. FAIR VALUE MEASUREMENTS (Details-Other derivatives)

v2.4.0.8
12. FAIR VALUE MEASUREMENTS (Details-Other derivatives) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Assets:    
Assets $ 961 $ 189
Liabilities:    
Liabilities 9,074 5,059
Commodity contracts [Member]
   
Assets:    
Assets 961 189
Liabilities:    
Liabilities 859 167
Warrant
   
Liabilities:    
Liabilities 8,215 4,892
Level 1 [Member]
   
Assets:    
Assets 961 189
Liabilities:    
Liabilities 859 167
Level 1 [Member] | Commodity contracts [Member]
   
Assets:    
Assets 961 189
Liabilities:    
Liabilities 859 167
Level 1 [Member] | Warrant
   
Liabilities:    
Liabilities    0
Level 2 [Member]
   
Assets:    
Assets    0
Liabilities:    
Liabilities    0
Level 2 [Member] | Commodity contracts [Member]
   
Assets:    
Assets    0
Liabilities:    
Liabilities    0
Level 2 [Member] | Warrant
   
Assets:    
Assets     
Liabilities:    
Liabilities    0
Level 3 [Member]
   
Assets:    
Assets    0
Liabilities:    
Liabilities 8,215 4,892
Level 3 [Member] | Commodity contracts [Member]
   
Assets:    
Assets    0
Liabilities:    
Liabilities    0
Level 3 [Member] | Warrant
   
Liabilities:    
Liabilities $ 8,215 $ 4,892