Note 6 - Derivative Financial Instruments - Cash Receipts on Commodity Derivative Contract Settlements (Details) - USD ($) $ in Thousands |
6 Months Ended | |
|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2018 |
|
| Cash receipts (payments) on derivative settlements, net | $ 12,792 | $ (1,149) |
| X | ||||||||||
- Definition The cash inflow (outflow) from derivative instruments during the period, which are classified as operating activities, excluding those designated as hedging instruments. No definition available.
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