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Divestitures (Details) - USD ($)
$ in Thousands
3 Months Ended
Sep. 12, 2022
Feb. 01, 2022
Mar. 31, 2023
Dec. 31, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Investment in unconsolidated affiliate, fair value     $ 112,997 $ 130,575
Divestitures        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Gain on sale of assets     518,900  
OMP Merger        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Shares issued (in shares) 16,000,000      
Investment in unconsolidated affiliate, fair value     $ 113,000 $ 130,600
OMP Merger | Divestitures | Crestwood Equity Partners LP        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Cash paid   $ 160,000    
Shares issued (in shares)   20,985,668    
Success based transaction costs   $ 11,400    
OMP Merger | Divestitures | Crestwood Equity Partners LP | Crestwood Equity Partners LP | Level 2        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Investment in unconsolidated affiliate, fair value   568,300    
OMP Merger | Divestitures | Crestwood Equity Partners LP | OMP General Partner LLC [Member] | Level 2        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Investment in unconsolidated affiliate, fair value   $ 198,000