Derivative Instruments - Fair Value of Derivative Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Derivative [Line Items]
Total Current Assets	$ 166,486	$ 154,474
Total Other Non-Current Assets	287,029	244,931
Total Current Liabilities	215,803	782,653
Total Non-Current Liabilities	806,291	1,517,021
Commodity Swaps
Derivative [Line Items]
Total Current Assets	64,900	21,759
Total Other Non-Current Assets	136,820	42,786
Total Current Liabilities	183,585	732,717
Total Non-Current Liabilities	759,708	1,466,124
Propane Swaps
Derivative [Line Items]
Total Current Assets	950	0
Basis Only Swaps
Derivative [Line Items]
Total Current Assets	90,688	118,115
Total Other Non-Current Assets	150,209	197,280
Total Current Liabilities	24,601	38,559
Total Non-Current Liabilities	46,583	47,370
Interest Rate Swaps
Derivative [Line Items]
Total Current Assets	9,948	14,600
Total Other Non-Current Assets	0	4,865
Total Current Liabilities	7,617	11,377
Total Non-Current Liabilities	$ 0	$ 3,527

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled within one year or normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483466/210-20-50-3

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (f)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480237/815-40-50-5

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