CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions		Jun. 30, 2022	Dec. 31, 2021
CURRENT ASSETS
Accounts Receivable, after Allowance for Credit Loss, Current		$ 249.9	$ 162.3
Cash and cash equivalents		4.9	0.0
Accrued unbilled revenues		97.2	65.0
Income taxes receivable		2.5	2.6
Fuel inventories		80.6	40.6
Materials and supplies, at average cost		130.9	117.9
Fuel clause under recoveries		271.7	151.9
Other		866.0	73.3
Total current assets		1,703.7	613.6
OTHER PROPERTY AND INVESTMENTS
Equity Securities, FV-NI, Cost	[1]	382.0	785.1
Other		105.1	120.0
Total other property and investments		487.1	905.1
PROPERTY, PLANT AND EQUIPMENT
In service		14,285.6	13,899.8
Construction work in progress		270.4	252.0
Total property, plant and equipment		14,556.0	14,151.8
Less: accumulated depreciation		4,438.0	4,318.9
Net property, plant and equipment		10,118.0	9,832.9
DEFERRED CHARGES AND OTHER ASSETS
Regulatory assets		505.1	1,230.8
Other		24.1	24.0
Total deferred charges and other assets		529.2	1,254.8
TOTAL ASSETS		12,838.0	12,606.4
CURRENT LIABILITIES
Short-term debt		425.4	486.9
Accounts payable		297.1	274.0
Dividends payable		82.1	82.1
Customer deposits		81.8	81.1
Accrued taxes		110.4	52.9
Accrued interest		40.9	40.8
Accrued compensation		37.9	37.7
Long-term Debt, Current Maturities		999.8	0.0
Other		50.0	34.1
Total current liabilities		2,125.4	1,089.6
LONG-TERM DEBT		3,547.6	4,496.4
DEFERRED CREDITS AND OTHER LIABILITIES
Accrued benefit obligations		146.8	159.8
Deferred income taxes		1,328.6	1,333.3
Deferred investment tax credits		13.8	12.8
Regulatory liabilities		1,205.3	1,231.1
Other		213.6	227.1
Total deferred credits and other liabilities		2,908.1	2,964.1
Total liabilities		8,581.1	8,550.1
COMMITMENTS AND CONTINGENCIES (NOTE 13)
STOCKHOLDERS' EQUITY
Common stockholders' equity		1,129.5	1,125.8
Retained earnings		3,143.6	2,955.4
Accumulated other comprehensive loss, net of tax		(16.1)	(24.8)
Treasury Stock, Carrying Basis		(0.1)	(0.1)
Total stockholders' equity		4,256.9	4,056.3
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY		12,838.0	12,606.4
OG&E [Member]
CURRENT ASSETS
Accounts Receivable, after Allowance for Credit Loss, Current		231.5	162.0
Cash and cash equivalents		4.9	0.0
Accrued unbilled revenues		97.2	65.0
Fuel inventories		80.6	40.6
Materials and supplies, at average cost		130.9	117.9
Fuel clause under recoveries		271.7	151.9
Other		858.0	67.7
Total current assets		1,674.8	605.1
OTHER PROPERTY AND INVESTMENTS
Total other property and investments		3.8	3.9
PROPERTY, PLANT AND EQUIPMENT
In service		14,279.5	13,893.7
Construction work in progress		270.4	252.0
Total property, plant and equipment		14,549.9	14,145.7
Less: accumulated depreciation		4,438.0	4,318.9
Net property, plant and equipment		10,111.9	9,826.8
DEFERRED CHARGES AND OTHER ASSETS
Regulatory assets		505.1	1,230.8
Other		21.6	21.4
Total deferred charges and other assets		526.7	1,252.2
TOTAL ASSETS		12,317.2	11,688.0
CURRENT LIABILITIES
Short-term debt		90.9	0.0
Accounts payable		279.3	240.6
Advances from parent		263.8	101.3
Customer deposits		81.8	81.1
Accrued taxes		48.6	50.8
Accrued interest		40.5	40.4
Accrued compensation		29.7	27.8
Long-term Debt, Current Maturities		499.9	0.0
Other		49.9	33.8
Total current liabilities		1,384.4	575.8
LONG-TERM DEBT		3,497.8	3,996.5
DEFERRED CREDITS AND OTHER LIABILITIES
Accrued benefit obligations		70.4	75.1
Deferred income taxes		1,208.7	1,000.4
Deferred investment tax credits		13.8	12.8
Regulatory liabilities		1,205.3	1,231.1
Other		192.8	193.5
Total deferred credits and other liabilities		2,691.0	2,512.9
Total liabilities		7,573.2	7,085.2
STOCKHOLDERS' EQUITY
Common stockholders' equity		1,573.2	1,571.7
Retained earnings		3,170.8	3,031.1
Total stockholders' equity		4,744.0	4,602.8
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY		$ 12,317.2	$ 11,688.0

[1] As of June 30, 2022, OGE Energy has sold 57.1 million of the 95.4 million Energy Transfer limited partner units it received as a result of the merger transaction between Enable and Energy Transfer in December 2021.