XML 43 R33.htm IDEA: XBRL DOCUMENT  v2.3.0.11
Fair Value Measurements (Details) (Fair value measured on recurring basis, USD $)
In Thousands
Jun. 30, 2011
Dec. 31, 2010
Level 1
    
Assets:    
Total assets $ 6,150 $ 785
Liabilities:    
Total liabilities 2,629 2,226
Level 1 | Cash equivalents
    
Assets:    
Total assets 10 32
Level 1 | Commodity contracts
    
Assets:    
Total assets 6,140 753
Liabilities:    
Total liabilities 2,629 2,226
Level 2
    
Assets:    
Total assets 30,979 17,915
Liabilities:    
Total liabilities 35,502 15,861
Level 2 | Commodity contracts
    
Assets:    
Total assets 28,372 14,139
Liabilities:    
Total liabilities 29,807 14,926
Level 2 | Foreign exchange contracts
    
Assets:    
Total assets 350 461
Liabilities:    
Total liabilities 489 574
Level 2 | Hedged item inventories
    
Assets:    
Total assets 1,600 2,518
Liabilities:    
Total liabilities   361
Level 2 | Hedged item commitments
    
Assets:    
Total assets 657 797
Liabilities:    
Total liabilities 5,206  
Level 3
    
Assets:    
Total assets   123
Liabilities:    
Total liabilities 5,156 5,045
Level 3 | Commodity contracts
    
Assets:    
Total assets   123
Liabilities:    
Total liabilities   33
Level 3 | Earn-out
    
Liabilities:    
Total liabilities 5,156 5,012
Sub-Total
    
Assets:    
Total assets 37,129 18,823
Liabilities:    
Total liabilities 43,287 23,132
Sub-Total | Cash equivalents
    
Assets:    
Total assets 10 32
Sub-Total | Commodity contracts
    
Assets:    
Total assets 34,512 15,015
Liabilities:    
Total liabilities 32,436 17,185
Sub-Total | Foreign exchange contracts
    
Assets:    
Total assets 350 461
Liabilities:    
Total liabilities 489 574
Sub-Total | Hedged item inventories
    
Assets:    
Total assets 1,600 2,518
Liabilities:    
Total liabilities   361
Sub-Total | Hedged item commitments
    
Assets:    
Total assets 657 797
Liabilities:    
Total liabilities 5,206  
Sub-Total | Earn-out
    
Liabilities:    
Total liabilities 5,156 5,012
Netting and Collateral
    
Assets:    
Total assets (11,175) (7,542)
Liabilities:    
Total liabilities (13,057) (8,933)
Netting and Collateral | Commodity contracts
    
Assets:    
Total assets (11,105) (7,000)
Liabilities:    
Total liabilities (12,987) (8,391)
Netting and Collateral | Foreign exchange contracts
    
Assets:    
Total assets (70) (277)
Liabilities:    
Total liabilities (70) (277)
Netting and Collateral | Hedged item commitments
    
Assets:    
Total assets   (265)
Total
    
Assets:    
Total assets 25,954 11,281
Liabilities:    
Total liabilities 30,230 14,199
Total | Cash equivalents
    
Assets:    
Total assets 10 32
Total | Commodity contracts
    
Assets:    
Total assets 23,407 8,015
Liabilities:    
Total liabilities 19,449 8,794
Total | Foreign exchange contracts
    
Assets:    
Total assets 280 184
Liabilities:    
Total liabilities 419 297
Total | Hedged item inventories
    
Assets:    
Total assets 1,600 2,518
Liabilities:    
Total liabilities   96
Total | Hedged item commitments
    
Assets:    
Total assets 657 532
Liabilities:    
Total liabilities 5,206  
Total | Earn-out
    
Liabilities:    
Total liabilities $ 5,156 $ 5,012