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Partners' Capital Rollforward of non-controlling interest (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended
Apr. 30, 2022
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Increase (Decrease) in Temporary Equity [Roll Forward]          
Temporary Equity, Net Income   $ 10.2 $ 10.1    
Interest of non-controlling partner in subsidiary   434.5 433.5 $ 434.6 $ 432.7
Subsequent Event | Crestwood Niobrara LLC          
Increase (Decrease) in Temporary Equity [Roll Forward]          
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders $ (10.3)        
Non-Controlling Partners          
Increase (Decrease) in Temporary Equity [Roll Forward]          
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders   $ (10.3) $ (9.3)