Derivatives (Derivatives Gains and Losses) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Interest rate component of debt - not accounted for as a hedge \| Cost of sales
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) on commodity derivatives included in Cost of sales and merchandising revenues	$ 151,058	$ (36,563)	$ 1,939
Interest rate component of debt - not accounted for as a hedge \| Interest rate contract \| Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Gains (losses) on commodity derivatives included in Cost of sales and merchandising revenues	(844)	(11)	(718)
Interest rate component of debt - accounted for as a hedge \| Interest rate contract
Derivative Instruments, Gain (Loss) [Line Items]
Loss due to debt prepayment, reclassified into earnings	(16,960)	11,497	12,398
Interest rate component of debt - accounted for as a hedge \| Interest rate contract \| Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Interest rate derivative gains (losses) included in Interest expense, net	$ (6,733)	$ (7,982)	$ (761)

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
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Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

+ References

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Amount, before tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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