CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Millions	Sep. 30, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 885	$ 248
Accounts receivable, net	899	837
Accrued unbilled revenues	586	713
Inventories	512	544
Regulatory assets	576	488
Derivative instruments	69	55
Prepaid taxes	78	43
Prepayments and other	232	185
Total current assets	3,837	3,113
Property, plant and equipment, net	42,227	39,483
Other assets
Nuclear decommissioning fund and other investments	2,813	2,731
Regulatory assets	2,918	2,935
Derivative instruments	31	22
Operating lease right-of-use assets	1,534	1,672
Other	348	492
Total other assets	7,644	7,852
Total assets	53,708	50,448
Current liabilities
Current portion of long-term debt	401	702
Short-term debt	500	595
Accounts payable	1,602	1,294
Regulatory liabilities	302	407
Taxes accrued	504	466
Accrued interest	186	192
Dividends payable	226	212
Derivative instruments	48	38
Operating lease liabilities	208	194
Other	416	468
Total current liabilities	4,393	4,568
Deferred credits and other liabilities
Deferred income taxes	4,696	4,509
Deferred investment tax credits	46	49
Regulatory liabilities	5,311	5,077
Asset retirement obligations	2,942	2,701
Derivative instruments	158	175
Customer advances	201	203
Pension and employee benefit obligations	651	785
Operating lease liabilities	1,395	1,549
Other	178	186
Total deferred credits and other liabilities	15,578	15,234
Commitments and contingencies
Capitalization
Long-term debt	19,960	17,407
Common stock — 1,000,000,000 shares authorized of $2.50 par value; 525,452,824 and 524,539,000 shares outstanding at Sept. 30, 2020 and Dec. 31, 2019, respectively	$ 1,314	$ 1,311
Common Stock, Shares Authorized	1,000,000,000	1,000,000,000
Common Stock, Par or Stated Value Per Share	$ 2.50	$ 2.50
Common Stock, Shares, Outstanding	525,452,824	524,539,000
Additional paid in capital	$ 6,694	$ 6,656
Retained earnings	5,912	5,413
Accumulated other comprehensive loss	(143)	(141)
Total common stockholders’ equity	13,777	13,239
Total liabilities and equity	$ 53,708	$ 50,448