Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
ASSETS
Property and equipment, accumulated depreciation	$ 5,026.1	$ 4,774.5
Intangible assets, accumulated amortization	$ 987.4	$ 923.6
Members’ equity:
Common units issued (in shares)	462,025,317	468,980,630
Common units outstanding (in shares)	468,980,630	462,025,317
Allowance for bad debt	$ 0.0	$ 0.1
Accounts payable, current	101.2	126.9
Product sales—related parties
Members’ equity:
Accounts payable, current	$ 0.3	$ 2.5