Segment Information (Tables)

3 Months Ended

Mar. 31, 2023

Segment Reporting [Abstract]

Schedule of Segment Results

The following tables summarize our segment results for the three months ended March 31, 2023 and 2022, based on the segment categorization we were operating under at March 31, 2023.

	Three Months Ended March 31, 2023
	Business		Mass Markets
	(Dollars in millions)
Segment revenue	$	2,956	782
Segment expenses:
Cost of services and products	801		25
Selling, general and administrative	290		325
Total segment expense	1,091		350
Total segment adjusted EBITDA	$	1,865	432

	Three Months Ended March 31, 2022
	Business		Mass Markets
	(Dollars in millions)
Segment revenue	$	3,401	1,275
Segment expenses:
Cost of services and products	812		32
Selling, general and administrative	322		395
Total segment expense	1,134		427
Total segment adjusted EBITDA	$	2,267	848

	Three Months Ended March 31,
	2023		2022
	(Dollars in millions)
Business segment adjusted EBITDA	$	1,865	2,267
Mass Markets segment adjusted EBITDA	432		848
Other unallocated amounts	(1,160)		(1,201)
Total Adjusted EBITDA	$	1,137	1,914

Reconciliation of Operating Profit (Loss) From Segments to Consolidated Net Income

The following table reconciles total adjusted EBITDA to net income for the three months ended March 31, 2023 and 2022:

	Three Months Ended March 31,
	2023		2022
	(Dollars in millions)
Net income	$	511	599
Income tax expense	169		202
Total other (income) expense, net	(290)		282
Depreciation and amortization	733		808
Stock-based compensation	14		23
Total Adjusted EBITDA	$	1,137	1,914