Investments in Joint Ventures (Tables)

9 Months Ended

Sep. 30, 2022

Equity Method Investments and Joint Ventures [Abstract]

Summary of Results of Operations of the Joint Venture

A condensed summary of the results of operations of the joint ventures are shown below (millions):

	For the Three Months Ended September 30, 2022				For the Nine Months Ended September 30,
	2022		2021		2022	2021
Operating Revenue and Expenses
Revenues	$	294.9	$	270.5	$852.2	$771.6
Expenses	173.3		151.5		504.2	430.6
Excess of revenues over expenses	$	121.6	$	119.0	$348.0	$341.0