CONSOLIDATED BALANCE SHEET (UNAUDITED) - CECONY (Parenthetical) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Accounts receivable - customers, allowance for uncollectible accounts	$ 244	$ 322
Other receivables, allowance for uncollectible accounts	10
Non-utility property, accumulated depreciation	23
Subsidiaries
Accounts receivable - customers, allowance for uncollectible accounts	236	314
Other receivables, allowance for uncollectible accounts	8	7
Non-utility property, accumulated depreciation	$ 25	$ 25