Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2021

Segment Reporting [Abstract]

Selected Financial Data for the Company's Business Segment Information

Our business segment information is as follows:

	Successor			Predecessor
	September 8, 2021 to			January 1, 2021 to			Year Ended			Year Ended
(dollars in millions)	December 31, 2021			September 7, 2021			December 31, 2020			December 31, 2019
Revenue
Network	$	303.8		$	664.2		$	969.6		$	995.7
IT Services and Hardware		259.3			492.4			616.6			567.4
Intersegment		(8.7	)		(17.9	)		(26.4	)		(26.4	)
Total revenue	$	554.4		$	1,138.7		$	1,559.8		$	1,536.7
Intersegment revenue
Network	$	6.5		$	13.1		$	19.7		$	21.6
IT Services and Hardware		2.2			4.8			6.7			4.8
Total intersegment revenue	$	8.7		$	17.9		$	26.4		$	26.4
Operating (loss) income
Network	$	(6.3	)	$	78.3		$	99.7		$	105.5
IT Services and Hardware		4.0			25.2			24.6			2.6
Corporate		(6.8	)		(75.8	)		(58.3	)		(35.0	)
Total operating (loss) income	$	(9.1	)	$	27.7		$	66.0		$	73.1
Expenditures for long-lived assets*
Network	$	114.8		$	199.8		$	206.4		$	201.3
IT Services and Hardware		13.9			15.9			23.5			22.4
Corporate		1,620.7			—			0.1			0.1
Total expenditures for long-lived assets	$	1,749.4		$	215.7		$	230.0		$	223.8
Depreciation and amortization
Network	$	113.0		$	166.9		$	252.7		$	255.8
IT Services and Hardware		31.4			27.9			40.6			48.9
Corporate		0.2			0.1			0.1			0.2
Total depreciation and amortization	$	144.6		$	194.9		$	293.4		$	304.9

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

	Successor		Predecessor
(dollars in millions)	December 31, 2021		December 31, 2020
Assets
Network	$	2,949.2	$	1,803.3
IT Services and Hardware		842.0		477.2
Corporate and eliminations		407.6		388.1
Total assets	$	4,198.8	$	2,668.6