Supplementary Data Valuation and Qualifying Accounts - Allowance for Uncollectible Accounts (Tables)

12 Months Ended

Dec. 31, 2022

Valuation and Qualifying Accounts - Allowance for Uncollectible Accounts [Abstract]

Valuation and Qualifying Accounts - Allowance for Uncollectible Accounts Receivable

Valuation and Qualifying Accounts – Accounts Receivable, Allowance for Expected Credit Losses

	Years ended December 31,
	2022		2021		2020
Balance at beginning of period	$	68.5	$	98.3	$	40.2
Cumulative effect of accounting change 1	0.0		0.0		9.0
Charges to costs and expenses 2	(5.8)		(14.9)		50.5
Adjustments:
(Dispositions)/Acquisitions	(0.9)		(3.2)		8.6
Uncollectible accounts written off	(12.8)		(9.8)		(11.2)
Recoveries	1.9		0.3		0.2
Foreign currency translation adjustments	(2.3)		(2.2)		1.0
Balance at end of period	$	48.6	$	68.5	$	98.3