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Summary of Significant Accounting Policies (Tables)
 9 Months Ended
Sep. 30, 2023
Accounting Policies [Abstract]  
Other Balance Sheet Information
The following table presents the accumulated depreciation included in property, plant and equipment, net and accumulated amortization included in customer relationships, net and other intangible assets, net:
(In millions)September 30, 2023December 31, 2022
Property, plant and equipment accumulated depreciation $1,390 $1,478 
Customer relationships and other intangible assets accumulated amortization 2,563 2,112 
Activity in Allowance for Credit Losses
The following table represents the activity in the allowance for credit losses for the three and nine months ended September 30, 2023 and 2022:
Three months ended September 30,Nine months ended September 30,
(In millions)2023202220232022
Beginning balance$120 $627 $133 $683 
Acquired balance from Vivint Smart Home— — 22 — 
Provision for credit losses85 52 165 103 
Write-offs(59)(50)(203)(171)
Recoveries collected9 9 30 23 
Other3 — 11 — 
Ending balance$158 $638 $158 $638 
Reconciliation of Cash and Cash Equivalents, Restricted Cash and Funds Deposited by Counterparties
The following table provides a reconciliation of cash and cash equivalents, restricted cash and funds deposited by counterparties reported within the consolidated balance sheets that sum to the total of the same such amounts shown in the statements of cash flows:
(In millions)September 30, 2023December 31, 2022
Cash and cash equivalents
$401 $430 
Funds deposited by counterparties
263 1,708 
Restricted cash
11 40 
Cash and cash equivalents, funds deposited by counterparties and restricted cash shown in the statement of cash flows
$675 $2,178 
Schedule of Goodwill
The following table presents the changes in goodwill during the nine months ended September 30, 2023:
(In millions)
TexasEastWest/Services/Other
Vivint Smart Home
Total
Balance as of December 31, 2022$710 $723 $217 $— $1,650 
Goodwill resulting from the acquisition of Vivint Smart Home— — — 3,494 3,494 
Sale of business— (2)— — (2)
Foreign currency translation adjustments— — 1 — 1 
Balance as of September 30, 2023
$710 $721 $218 $3,494 $5,143