Derivatives - Fair Value of Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Derivatives
Fair value of derivative assets—current	$ 76.9	$ 68.4
Fair value of derivative assets—long-term	27.0	2.9
Fair value of derivative liabilities—current	(62.7)	(42.9)
Fair value of derivative liabilities—long-term	(26.7)	(2.7)
Commodity Swaps
Derivatives
Net fair value of commodity derivatives	13.6
EnLink Midstream Partners, LP \| Commodity Swaps
Derivatives
Fair value of derivative assets—current	73.6	68.4
Fair value of derivative assets—long-term	27.0	2.9
Fair value of derivative liabilities—current	(62.7)	(42.9)
Fair value of derivative liabilities—long-term	(24.3)	(2.7)
Net fair value of commodity derivatives	$ 13.6	$ 25.7

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 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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 5
-SubTopic 10
-Topic 815
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480463/815-10-45-5

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