Acquisitions and Divestitures - Fair Value of Assets Received and Liabilities Assumed (Details) - USD ($) $ in Millions	Jul. 01, 2022	Apr. 30, 2021
Assets acquired:
Intangible assets		$ 50.6
Other assets, net		0.6
Liabilities assumed:
Other long-term liabilities		(0.6)
Amarillo Rattler, LLC
Consideration
Cash (including working capital payment)		50.6
Installment payable		10.0
Contingent consideration fair value		6.9
Total consideration		67.5
Assets acquired:
Current assets		1.4
Property and equipment		16.3
Liabilities assumed:
Current liabilities		(0.8)
Net assets acquired		67.5
Cash acquired		1.3
Crestwood Gas Services Operating LLC
Consideration
Cash (including working capital payment)	$ 289.5
Assets acquired:
Current assets	17.3
Property and equipment	275.0
Liabilities assumed:
Current liabilities	(2.8)
Net assets acquired	$ 289.5
Central Oklahoma Acquisition
Consideration
Cash (including working capital payment)		100.9
Contingent consideration fair value		1.3
Total consideration		102.2
Assets acquired:
Current assets		6.0
Property and equipment		97.1
Other assets, net		0.9
Liabilities assumed:
Current liabilities		(1.4)
Other long-term liabilities		(0.4)
Net assets acquired		$ 102.2