Restructuring Costs (Tables)

12 Months Ended

Dec. 31, 2025

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Plan Expenses Incurred

The following table summarizes the expenses incurred in connection with our UScellular Acquisition restructuring initiatives for the year ended December 31, 2025:



(in millions)	Expenses Incurred
Contract termination costs	$	32
Severance costs	63
Network decommissioning	16
Total restructuring plan expenses	$	111

The following table summarizes the expenses incurred in connection with our Network Restructuring Initiative for the year ended December 31, 2025:



(in millions)	Expenses Incurred
Contract termination costs	$	5
Network decommissioning	64
Total restructuring plan expenses	$	69

The following table summarizes the expenses incurred in connection with our Sprint Merger restructuring initiatives:



(in millions)	Year Ended December 31, 2023		Year Ended December 31, 2024		Incurred to Date
Contract termination costs	$	45	$	4	$	472
Severance costs	3		—		574
Network decommissioning	289		91		1,857
Total restructuring plan expenses	$	337	$	95	$	2,903

The following table summarizes the expenses incurred in connection with the 2023 Workforce Reduction initiatives:



(in millions)	Year Ended December 31, 2023		Year Ended December 31, 2024		Year Ended December 31, 2025		Incurred to Date
Severance costs (recoveries)	$	462	$	(5)	$	(3)	$	454

Schedule of Activity Related to Expenses Incurred and Cash Payments Made

The changes in the liabilities associated with our UScellular Acquisition restructuring initiatives, including expenses incurred and cash payments, are as follows:


(in millions)	August 1, 2025		Expenses Incurred		Cash Payments		Adjustments for Non-Cash Items (1)		December 31, 2025
Contract termination costs	$	—	$	32	$	(1)	$	—	$	31
Severance costs	—		63		(4)		—		59
Network decommissioning	—		16		(7)		(8)		1
Total	$	—	$	111	$	(12)	$	(8)	$	91

(1) Non-cash items primarily consist of the write-off of assets within Network decommissioning.

The changes in the liabilities associated with our Network Restructuring Initiative, including expenses incurred and cash payments, are as follows:


(in millions)	December 31, 2024		Expenses Incurred		Cash Payments		Adjustments for Non-Cash Items (1)		December 31, 2025
Contract termination costs	$	—	$	5	$	(5)	$	—	$	—
Network decommissioning	—		64		(5)		(58)		1
Total	$	—	$	69	$	(10)	$	(58)	$	1

(1) Non-cash items primarily consist of the write-off of assets within Network decommissioning

The changes in the liabilities associated with our 2025 Workforce Transformation initiative, including expenses incurred and cash payments, are as follows:


(in millions)	December 31, 2024		Expenses Incurred		Cash Payments		December 31, 2025
Severance costs	$	—	$	390	$	(16)	$	374