Restructuring and Severance (Tables)

6 Months Ended

Jun. 30, 2024

Restructuring and Related Activities [Abstract]

Summary of activity in the restructuring and severance liability

Liabilities have been established for employee separations. A summary of activity in the restructuring and severance liability is shown below:

(dollars in millions)	Network			Corporate			Total
Balance as of December 31, 2023	$	9.7		$	0.5		$	10.2
Charges		0.2			—			0.2
Utilizations		(6.3	)		(0.1	)		(6.4	)
Balance as of March 31, 2024	$	3.6		$	0.4		$	4.0
Reversals		(0.3	)		—			(0.3	)
Utilizations		(3.2	)		(0.3	)		(3.5	)
Balance as of June 30, 2024	$	0.1		$	0.1		$	0.2