CONSOLIDATED BALANCE SHEET - CECONY (UNAUDITED) (Parenthetical) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Accounts receivable - customers, allowance for uncollectible accounts	$ 336	$ 317
Other receivables, allowance for uncollectible accounts	25	22
Non-utility property, accumulated depreciation	660	626
Subsidiaries
Accounts receivable - customers, allowance for uncollectible accounts	324	304
Other receivables, allowance for uncollectible accounts	23	19
Non-utility property, accumulated depreciation	$ 25	$ 25