Quarterly report pursuant to Section 13 or 15(d)

Schedule of Offsetting Derivative Instruments by Type (Details)

v3.7.0.1
Schedule of Offsetting Derivative Instruments by Type (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Forward Contracts | Commodity Contracts    
Derivative Asset, Fair Value, Net    
Derivative Asset, Fair Value, Gross Asset $ 3,525 $ 5,169
Gross Amounts offset in the Statement of Financial Position (833) (1,567)
Net Amounts Presented in the Statement of Financial Position 2,692 3,602
Derivative, Collateral, Obligation to Return Securities (2,692) (3,602)
Cash Collateral Received 0 0
Derivative Asset, Net Amount 0 0
Derivative Liability, Fair Value, Net    
Gross Amounts of Recognized Liabilities 4,328 6,730
Gross Amounts offset in the Statement of Financial Position (833) (1,567)
Net Amounts Presented in the Statement of Financial Position 3,495 5,163
Derivative, Collateral, Right to Reclaim Securities (2,692) (3,602)
Cash Collateral Pledged 0 0
Derivative Liability, Net Amount 803 1,561
Forward Contracts | Fair Value Hedges    
Derivative Asset, Fair Value, Net    
Derivative Asset, Fair Value, Gross Asset 17,340 14,777
Gross Amounts offset in the Statement of Financial Position 0 0
Net Amounts Presented in the Statement of Financial Position 17,340 14,777
Derivative, Collateral, Obligation to Return Securities 0 0
Cash Collateral Received 0 0
Derivative Asset, Net Amount 17,340 14,777
Swaps | Interest Rate Swaps    
Derivative Asset, Fair Value, Net    
Derivative Asset, Fair Value, Gross Asset 46 29
Gross Amounts offset in the Statement of Financial Position (46) (29)
Net Amounts Presented in the Statement of Financial Position 0 0
Derivative, Collateral, Obligation to Return Securities 0 0
Cash Collateral Received 0 0
Derivative Asset, Net Amount 0 0
Derivative Liability, Fair Value, Net    
Gross Amounts of Recognized Liabilities 1,709 1,985
Gross Amounts offset in the Statement of Financial Position (46) (29)
Net Amounts Presented in the Statement of Financial Position 1,663 1,956
Derivative, Collateral, Right to Reclaim Securities 0 0
Cash Collateral Pledged 0 0
Derivative Liability, Net Amount $ 1,663 $ 1,956