Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Accounts Receivable, allowances	$ 279	$ 323
Unbilled Revenues, allowance for credit losses	$ 4	$ 16
Common Stock, issued	534,000,000	534,000,000
Common Stock, authorized	1,000,000,000	1,000,000,000
Treasury Stock, Common, Shares	36,000,000	37,000,000
Public Service Electric and Gas Company
Accounts Receivable, allowances	$ 279	$ 323
Unbilled Revenues, allowance for credit losses	$ 4	$ 16
Common Stock, issued	132,000,000	132,000,000
Common Stock, authorized	150,000,000	150,000,000