Quarterly report pursuant to Section 13 or 15(d)

Note 3 - Fair Value Measurements - Fair Value of Open Derivative Financial Instruments (Details)

v3.21.1
Note 3 - Fair Value Measurements - Fair Value of Open Derivative Financial Instruments (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Derivatives - current [1] $ 2,701 $ 2,752
Derivatives instruments - open contracts, long-term 1,731 2,762
Open Contracts [Member]    
Derivatives - current 2,691 2,705
Derivatives instruments - open contracts, long-term 1,731 2,762
Derivatives instruments - open contracts, current 29,227 13,291
Derivatives $ 3,514 $ 4,384
[1] Includes both open and closed contracts.