Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

Accounting Policies [Abstract]

Accounts Receivable, Allowance for Credit Loss

The following table represents the activity in the allowance for credit losses for the years ended December 31, 2022, 2021, and 2020:

	Year Ended December 31,
(In millions)	2022		2021		2020
Beginning balance	$	683	$	67	$	43
Acquired balance from Direct Energy	—		112		—
Provision for credit losses(a)	11		698		108
Write-offs	(593)		(224)		(101)
Recoveries collected	32		30		17
Ending balance(a)	$	133	$	683	$	67

(a)Includes bilateral finance hedging risk of $(70) million and $403 million accounted for under ASC 815 for the years ended December 31, 2022 and December 31, 2021, respectively

Reconciliation of cash, cash equivalents, and restricted cash and cash equivalents

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.

	Year Ended December 31,
(In millions)	2022		2021		2020
Cash and cash equivalents	$	430	$	250	$	3,905
Funds deposited by counterparties	1,708		845		19
Restricted cash	40		15		6
Cash and cash equivalents, funds deposited by counterparties and restricted cash shown in the statements of cash flows	$	2,178	$	1,110	$	3,930

Detail of supplemental disclosures of cash flow and non-cash investing and financing information was:

	Year Ended December 31,
(In millions)	2022		2021		2020
Interest paid, net of amount capitalized	$	383	$	433	$	340
Income taxes paid, net of refunds	66		32		24
Non-cash investing activities:
Decreases to fixed assets for accrued capital expenditures	(68)		(16)		(6)