Restructuring Costs (Tables)

9 Months Ended

Sep. 30, 2021

Restructuring and Related Activities [Abstract]

Restructuring Plan Expenses Incurred

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

(in millions)	Three Months Ended September 30, 2021		Nine Months Ended September 30, 2021		Incurred to Date
Contract termination costs	$	5	$	14	$	192
Severance costs	(3)		16		401
Network decommissioning	36		90		587
Total restructuring plan expenses	$	38	$	120	$	1,180

Activity Related to Expenses Incurred and Cash Payments Made

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

(in millions)	December 31, 2020		Expenses Incurred		Cash Payments		Adjustments for Non-Cash Items (1)		September 30, 2021
Contract termination costs	$	81	$	14	$	(73)	$	(1)	$	21
Severance costs	52		16		(63)		(3)		2
Network decommissioning	30		90		(88)		(16)		16
Total	$	163	$	120	$	(224)	$	(20)	$	39

(1)    Non-cash items consists of non-cash stock-based compensation included within Severance costs and the write-off of assets within Network decommissioning.