Consolidated Condensed Statements of Income and Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues
Electric	$ 662	$ 531	$ 1,171	$ 977
Gas	159	123	341	276
Total revenues	821	654	1,512	1,253
Expenses
Fuel	190	129	318	238
Purchased power	34	26	41	44
Cost of natural gas sold	65	33	137	83
Operations and maintenance	149	139	296	267
Depreciation and amortization	107	107	212	213
Taxes, other than income	66	56	127	110
Total expenses	611	490	1,131	955
Income from operations	210	164	381	298
Other income
Allowance for equity funds used during construction	9	10	17	20
Other income, net	3	2	6	3
Total other income	12	12	23	23
Interest charges
Interest expense	40	39	78	77
Allowance for borrowed funds used during construction	(2)	(5)	(5)	(10)
Total interest charges	38	34	73	67
Income before provision for income taxes	184	142	331	254
Provision for income taxes	39	21	68	41
Net income	145	121	263	213
Comprehensive income	$ 145	$ 121	$ 263	$ 213