Condensed Consolidated Balance Sheets (unaudited) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Current Assets
Cash and cash equivalents	$ 26	$ 178
Accounts receivable and unbilled revenues, net	1,077	1,082
Accounts receivable from affiliates	4	10
Derivative assets	24	11
Fuel and gas in storage	78	110
Materials and supplies	143	141
Prepayments and other current assets	245	199
Regulatory assets	299	294
Total Current Assets	1,896	2,025
Total Property, Plant and Equipment ($1,447 and $787 related to VIEs, respectively)	25,488	25,218
Operating lease right-of-use assets	67	70
Equity method investments	656	645
Other investments	55	63
Regulatory assets	2,568	2,567
Other Assets
Goodwill	3,119	3,119
Intangible assets	313	314
Derivative assets	85	84
Other	346	311
Total Other Assets	3,863	3,828
Total Assets	34,593	34,416
Current Liabilities
Current portion of debt	726	730
Notes payable	731	560
Notes payable to affiliates	16	0
Interest accrued	77	72
Accounts payable and accrued liabilities	1,064	1,361
Accounts payable to affiliates	13	64
Dividends payable	136	136
Taxes accrued	62	56
Operating lease liabilities	17	12
Derivative liabilities	53	20
Other current liabilities	292	334
Regulatory liabilities	260	242
Total Current Liabilities	3,447	3,587
Regulatory liabilities	3,301	3,281
Other Non-current Liabilities
Deferred income taxes	1,826	1,814
Deferred income	1,256	1,274
Pension and other postretirement	1,079	1,100
Operating lease liabilities	56	65
Derivative liabilities	91	85
Asset retirement obligations	197	190
Environmental remediation costs	327	338
Other	390	380
Total Other Non-current Liabilities	5,222	5,246
Non-current debt	6,715	6,716
Total Non-current Liabilities	15,238	15,243
Total Liabilities	18,685	18,830
Commitments and Contingencies
Stockholders’ Equity:
Common stock, $.01 par value, 500,000,000 shares authorized, 309,752,140 shares issued; 309,005,485 and 309,005,272 shares outstanding, respectively	3	3
Additional paid in capital	13,667	13,660
Treasury stock	(12)	(12)
Retained earnings	1,784	1,681
Accumulated other comprehensive loss	(116)	(95)
Total Stockholders’ Equity	15,326	15,237
Non-controlling interests	582	349
Total Equity	15,908	15,586
Total Liabilities and Equity	$ 34,593	$ 34,416