Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 30, 2023

Summary of Significant Accounting Policies

Cash Equivalents

	Edison International				SCE
	September 30,		December 31,		September 30,		December 31,
(in millions)	2023		2022		2023		2022
Money market funds	$	120	$	784	$	—	$	647

Cash, Cash Equivalents and Restricted Cash

	September 30,		December 31,
(in millions)	2023		2022
Edison International:
Cash and cash equivalents	$	446	$	914
Short-term restricted cash1		3		3
Total cash, cash equivalents and restricted cash	$	449	$	917
SCE:
Cash and cash equivalents	$	317	$	766
Short-term restricted cash1		1		—
Total cash, cash equivalents and restricted cash	$	318	$	766

1 Reflected in "Other current assets" on Edison International's and SCE’s consolidated balance sheets.

Changes in Allowance for Uncollectible Accounts

	Three months ended							Three months ended
	September 30, 2023							September 30, 2022
(in millions)	Customers		All others		Total			Customers		All others		Total
Beginning balance	$	326	$	17	$	343		$	364	$	17	$	381
Current period provision for uncollectible accounts2		25		5		30			69		2		71
Write-offs, net of recoveries		(22)		(6)		(28)			(24)		(2)		(26)
Ending balance	$	329	$	16	$	345	1	$	409	$	17	$	426
	Nine months ended							Nine months ended
	September 30, 2023							September 30, 2022
(in millions)	Customers		All others		Total			Customers		All others		Total
Beginning balance	$	334	$	20	$	354	1	$	293	$	16	$	309
Current period provision for uncollectible accounts3		65		6		71			160		11		171
Write-offs, net of recoveries		(70)		(10)		(80)			(44)		(10)		(54)
Ending balance	$	329	$	16	$	345	1	$	409	$	17	$	426

1 Approximately $5 million and $7 million of allowance for uncollectible accounts are included in "Other long-term assets" on SCE's consolidated balance sheets as of September 30, 2023 and December 31, 2022, respectively.

2 This includes $17 million and $57 million of incremental costs, for the three months ended September 30, 2023 and 2022, respectively, which were probable of recovery from customers and recorded as regulatory assets.

3 This includes $44 million and $115 million of incremental costs, for the nine months ended September 30, 2023 and 2022, respectively, which were probable of recovery from customers and recorded as regulatory assets.

EPS Attributable to Edison International Common Shareholders

	Three months ended September 30,				Nine months ended September 30,
(in millions, except per-share amounts)	2023		2022		2023		2022
Basic earnings (loss) per share:
Net income (loss) attributable to common shareholders	$	155	$	(128)	$	819	$	197
Net income (loss) available to common shareholders	$	155	$	(128)	$	819	$	197
Weighted average common shares outstanding		383		382		383		381
Basic earnings (loss) per share	$	0.40	$	(0.33)	$	2.14	$	0.52
Diluted earnings (loss) per share:
Net income (loss) attributable to common shareholders	$	155	$	(128)	$	819	$	197
Net income (loss) available to common shareholders	$	155	$	(128)	$	819	$	197
Income impact of assumed conversions		—		—		1		—
Net income (loss) available to common shareholders and assumed conversions	$	155	$	(128)	$	820	$	197
Weighted average common shares outstanding		383		382		383		381
Incremental shares from assumed conversions		2		1		2		1
Adjusted weighted average shares – diluted		385		383		385		382
Diluted earnings (loss) per share	$	0.40	$	(0.33)	$	2.13	$	0.52