Quarterly report pursuant to Section 13 or 15(d)

Derivative Instrument and Hedging Transactions (Offsetting Assets and Liabilities) (Details)

v3.7.0.1
Derivative Instrument and Hedging Transactions (Offsetting Assets and Liabilities) (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Jun. 30, 2016
Nettable derivative assets:    
Gross derivative receivable $ 19,354 $ 38,763
Amounts Netted (14,716) (5,031)
Cash Collateral Pledge 0 0
Net derivative receivable 4,638 33,732
Nettable derivative liabilities:    
Gross derivative payable 20,359 43,870
Amounts Netted (905) (3,159)
Cash Collateral Pledge (3,609) (4,257)
Net derivative payables 15,845 36,454
Open sale and purchase commitments    
Nettable derivative assets:    
Gross derivative receivable 19,353 37,378
Amounts Netted (14,716) (5,031)
Cash Collateral Pledge 0 0
Net derivative receivable 4,637 32,347
Nettable derivative liabilities:    
Gross derivative payable 758 2,938
Amounts Netted (496) (1,019)
Cash Collateral Pledge 0 0
Net derivative payables 262 1,919
Margin accounts    
Nettable derivative liabilities:    
Gross derivative payable 9,084 12,439
Amounts Netted 0 0
Cash Collateral Pledge (3,609) (4,257)
Net derivative payables 5,475 8,182
Future contracts    
Nettable derivative liabilities:    
Gross derivative payable 4,532 13,914
Amounts Netted 0 0
Cash Collateral Pledge 0 0
Net derivative payables 4,532 13,914
Forward contracts    
Nettable derivative assets:    
Gross derivative receivable 1 1,385
Amounts Netted 0 0
Cash Collateral Pledge 0 0
Net derivative receivable 1 1,385
Nettable derivative liabilities:    
Gross derivative payable 5,985 14,579
Amounts Netted (409) (2,140)
Cash Collateral Pledge 0 0
Net derivative payables $ 5,576 $ 12,439