CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
CURRENT ASSETS
Accounts Receivable, after Allowance for Credit Loss, Current	$ 320.7	$ 162.3
Cash and cash equivalents	456.2	0.0
Accrued unbilled revenues	81.5	65.0
Income taxes receivable	0.1	2.6
Fuel inventories	85.3	40.6
Materials and supplies, at average cost	157.7	117.9
Fuel clause under recoveries	507.2	151.9
Other	104.1	73.3
Total current assets	1,712.8	613.6
OTHER PROPERTY AND INVESTMENTS
Equity Securities, FV-NI, Cost	0.0	785.1
Other	104.6	120.0
Total other property and investments	104.6	905.1
PROPERTY, PLANT AND EQUIPMENT
In service	14,438.4	13,899.8
Construction work in progress	345.7	252.0
Total property, plant and equipment	14,784.1	14,151.8
Less: accumulated depreciation	4,516.3	4,318.9
Net property, plant and equipment	10,267.8	9,832.9
DEFERRED CHARGES AND OTHER ASSETS
Regulatory assets	493.9	1,230.8
Other	24.9	24.0
Total deferred charges and other assets	518.8	1,254.8
TOTAL ASSETS	12,604.0	12,606.4
CURRENT LIABILITIES
Short-term debt	0.0	486.9
Accounts payable	299.7	274.0
Dividends payable	82.9	82.1
Customer deposits	86.4	81.1
Accrued taxes	263.8	52.9
Accrued interest	42.7	40.8
Accrued compensation	44.0	37.7
Long-term Debt, Current Maturities	999.9	0.0
Other	56.6	34.1
Total current liabilities	1,876.0	1,089.6
LONG-TERM DEBT	3,548.2	4,496.4
DEFERRED CREDITS AND OTHER LIABILITIES
Accrued benefit obligations	145.7	159.8
Deferred income taxes	1,201.3	1,333.3
Deferred investment tax credits	13.6	12.8
Regulatory liabilities	1,178.7	1,231.1
Other	199.8	227.1
Total deferred credits and other liabilities	2,739.1	2,964.1
Total liabilities	8,163.3	8,550.1
COMMITMENTS AND CONTINGENCIES (NOTE 13)
STOCKHOLDERS' EQUITY
Common stockholders' equity	1,131.7	1,125.8
Retained earnings	3,323.5	2,955.4
Accumulated other comprehensive loss, net of tax	(14.4)	(24.8)
Treasury Stock, Carrying Basis	(0.1)	(0.1)
Total stockholders' equity	4,440.7	4,056.3
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	12,604.0	12,606.4
OG&E [Member]
CURRENT ASSETS
Accounts Receivable, after Allowance for Credit Loss, Current	319.8	162.0
Cash and cash equivalents	2.1	0.0
Accrued unbilled revenues	81.5	65.0
Advances to parent	200.0	0.0
Fuel inventories	85.3	40.6
Materials and supplies, at average cost	157.7	117.9
Fuel clause under recoveries	507.2	151.9
Other	97.6	67.7
Total current assets	1,451.2	605.1
OTHER PROPERTY AND INVESTMENTS
Total other property and investments	4.4	3.9
PROPERTY, PLANT AND EQUIPMENT
In service	14,432.3	13,893.7
Construction work in progress	345.7	252.0
Total property, plant and equipment	14,778.0	14,145.7
Less: accumulated depreciation	4,516.3	4,318.9
Net property, plant and equipment	10,261.7	9,826.8
DEFERRED CHARGES AND OTHER ASSETS
Regulatory assets	493.9	1,230.8
Other	22.6	21.4
Total deferred charges and other assets	516.5	1,252.2
TOTAL ASSETS	12,233.8	11,688.0
CURRENT LIABILITIES
Accounts payable	262.3	240.6
Advances from parent	0.0	101.3
Customer deposits	86.4	81.1
Accrued taxes	71.4	50.8
Accrued interest	41.5	40.4
Accrued compensation	33.7	27.8
Long-term Debt, Current Maturities	499.9	0.0
Other	56.6	33.8
Total current liabilities	1,051.8	575.8
LONG-TERM DEBT	3,498.4	3,996.5
DEFERRED CREDITS AND OTHER LIABILITIES
Accrued benefit obligations	70.0	75.1
Deferred income taxes	1,244.0	1,000.4
Deferred investment tax credits	13.6	12.8
Regulatory liabilities	1,178.7	1,231.1
Other	179.4	193.5
Total deferred credits and other liabilities	2,685.7	2,512.9
Total liabilities	7,235.9	7,085.2
STOCKHOLDERS' EQUITY
Common stockholders' equity	1,574.0	1,571.7
Retained earnings	3,423.9	3,031.1
Total stockholders' equity	4,997.9	4,602.8
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 12,233.8	$ 11,688.0