Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2022

Segment Reporting [Abstract]

Selected Financial Data for the Company's Business Segment Information

Our business segment information is as follows:

	Successor						Predecessor
	Year Ended			September 8, 2021 to			January 1, 2021 to			Year Ended
(dollars in millions)	December 31, 2022			December 31, 2021			September 7, 2021			December 31, 2020
Revenue
Network	$	994.3		$	303.8		$	664.2		$	969.6
IT Services and Hardware		827.9			259.3			492.4			616.6
Intersegment		(26.2	)		(8.7	)		(17.9	)		(26.4	)
Total revenue	$	1,796.0		$	554.4		$	1,138.7		$	1,559.8
Intersegment revenue
Network	$	19.3		$	6.5		$	13.1		$	19.7
IT Services and Hardware		6.9			2.2			4.8			6.7
Total intersegment revenue	$	26.2		$	8.7		$	17.9		$	26.4
Operating (loss) income
Network	$	(56.2	)	$	(6.3	)	$	78.3		$	99.7
IT Services and Hardware		(8.4	)		4.0			25.2			24.6
Corporate		(32.7	)		(6.8	)		(75.8	)		(58.3	)
Total operating (loss) income	$	(97.3	)	$	(9.1	)	$	27.7		$	66.0
Expenditures for long-lived assets*
Network	$	524.9		$	114.8		$	199.8		$	206.4
IT Services and Hardware		30.1			13.9			15.9			23.5
Corporate		0.1			1,620.7			—			0.1
Total expenditures for long-lived assets	$	555.1		$	1,749.4		$	215.7		$	230.0
Depreciation and amortization
Network	$	393.3		$	113.0		$	166.9		$	252.7
IT Services and Hardware		103.5			31.4			27.9			40.6
Corporate		0.3			0.2			0.1			0.1
Total depreciation and amortization	$	497.1		$	144.6		$	194.9		$	293.4

*Includes cost of acquisitions in the year ended December 31, 2022 and in the Predecessor and Successor periods in 2021, purchase of perpetual licenses in the year ended December 31, 2022 and purchase of wireless spectrum assets in the year ended December 31, 2020

	As of December 31,
(dollars in millions)	2022		2021
Assets
Network	$	3,218.5	$	2,949.2
IT Services and Hardware		812.2		842.0
Corporate and eliminations		404.9		407.6
Total assets	$	4,435.6	$	4,198.8