Schedule II - Valuation and Qualifying Accounts (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Summary of Allowance for Doubtful Accounts and Revenue Adjustments [Table Text Block]

Allowance for Doubtful Accounts and Other Receivables for the Years Ended:	Balance at Beginning of Year		Charged to Expense		Write-Offs, Net of Recoveries			Balance at End of Year
December 31, 2021	$	18.4	$	2.6	$	(4.2	)	$	16.8
December 31, 2022		16.8		9.0		(3.5	)		22.3
December 31, 2023		22.3		9.0		(6.7	)		24.6