Accounts Receivable, Net (Tables)

12 Months Ended

Dec. 31, 2023

Receivables [Abstract]

Summary of Accounts Receivable

Accounts receivable are as follows (in millions):

	December 31,
	2023			2022
Accounts receivable	$	621.0		$	593.6
Unbilled accounts receivable		203.5			206.7
Allowance for credit losses		(25.1	)		(21.7	)
Total accounts receivable, net	$	799.4		$	778.6

Schedule of Allowance for Credit Losses

The following table represents the activity for the allowance for credit losses (in millions):

	Year Ended December 31,
	2023			2022			2021
Balance at beginning of period	$	21.7		$	17.9		$	16.8
Charge to costs and expenses		11.4			10.6			8.2
Write-offs, net of recoveries		(9.2	)		(7.1	)		(7.0	)
Foreign currency impact		1.2			0.3			(0.1	)
Balance at end of period	$	25.1		$	21.7		$	17.9