Derivatives and Risk Management - Schedules of Fair Values and Locations of Derivative Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Derivatives, Fair Value [Line Items]
Gross Asset	$ 36,581	$ 24,702
Gross Liability	(74,940)	(83,280)
Collateral Netting	9,089	8,666
Net Asset (Liability) on Balance Sheet	(29,270)	(49,912)
Commodity Contracts [Member]
Derivatives, Fair Value [Line Items]
Collateral Netting	9,089	616
Other Current Assets [Member] \| Foreign Exchange Contract [Member]
Derivatives, Fair Value [Line Items]
Gross Asset		30
Net Asset (Liability) on Balance Sheet		30
Other Current Assets [Member] \| Commodity Contracts [Member]
Derivatives, Fair Value [Line Items]
Gross Asset	1,506	9,203
Gross Liability	(107)	(8,306)
Net Asset (Liability) on Balance Sheet	1,399	897
Other Current Liabilities [Member] \| Foreign Exchange Contract [Member]
Derivatives, Fair Value [Line Items]
Gross Liability	(19)
Net Asset (Liability) on Balance Sheet	(19)
Other Current Liabilities [Member] \| Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Gross Asset	1,170
Gross Liability	(25,196)	(19,575)
Collateral Netting		8,050
Net Asset (Liability) on Balance Sheet	(24,026)	(11,525)
Other Current Liabilities [Member] \| Commodity Contracts [Member]
Derivatives, Fair Value [Line Items]
Gross Asset	25,771	11,037
Gross Liability	(39,616)	(14,007)
Collateral Netting	9,089	487
Net Asset (Liability) on Balance Sheet	(4,756)	(2,483)
Other Noncurrent Liabilities [Member] \| Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Gross Asset		952
Gross Liability	(78)	(32,190)
Net Asset (Liability) on Balance Sheet	(78)	(31,238)
Other Noncurrent Liabilities [Member] \| Commodity Contracts [Member]
Derivatives, Fair Value [Line Items]
Gross Asset	141	1,725
Gross Liability	(4,589)	(8,043)
Collateral Netting		129
Net Asset (Liability) on Balance Sheet	(4,448)	(6,189)
Other Property and Investments-Net and Other Non-current Assets [Member] \| Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Gross Asset	1,149
Net Asset (Liability) on Balance Sheet	1,149
Other Property and Investments-Net and Other Non-current Assets [Member] \| Commodity Contracts [Member]
Derivatives, Fair Value [Line Items]
Gross Asset	6,844	1,755
Gross Liability	(5,335)	(1,159)
Net Asset (Liability) on Balance Sheet	$ 1,509	$ 596

Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

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