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Schedule of Gains (Losses) on Derivative Financial Instruments (Details) - Non-Delivery Collar Contracts [Member] - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Derivative Instruments, Gain (Loss) [Line Items]    
Amount of Gain or (Loss) Recognized in OCI (Loss) on Derivatives $ (0) $ (635)
Amount of gain or (Loss) Reclassified from Accumulated OCI (Loss) into Income $ (0) $ (610)