Report of Business Segments (Tables)

12 Months Ended

Dec. 31, 2022

Segment Reporting [Abstract]

Summary of OGE Energy's Business Segments

The following tables present the results of OGE Energy's business segments for the years ended December 31, 2022, 2021 and 2020.

2022	Electric Company		Natural Gas Midstream Operations			Other Operations			Eliminations			Total
(In millions)
Operating revenues	$	3,375.7	$	—		$	—		$	—		$	3,375.7
Fuel, purchased power and direct transmission expense		1,662.4		—			—			—			1,662.4
Other operation and maintenance		491.9		12.6			(3.1	)		—			501.4
Depreciation and amortization		460.9		—			—			—			460.9
Taxes other than income		98.0		0.1			3.4			—			101.5
Operating income (loss)		662.5		(12.7	)		(0.3	)		—			649.5
Gain on equity securities		—		282.1			—			—			282.1
Other income (expense)		11.2		10.0			4.9			(2.1	)		24.0
Interest expense		157.8		—			10.6			(2.1	)		166.3
Income tax expense (benefit)		76.4		48.1			(0.9	)		—			123.6
Net income (loss)	$	439.5	$	231.3		$	(5.1	)	$	—		$	665.7
Total assets	$	12,410.5	$	1.2		$	683.7		$	(550.7	)	$	12,544.7
Capital expenditures	$	1,050.9	$	—		$	—		$	—		$	1,050.9

2021	Electric Company		Natural Gas Midstream Operations			Other Operations			Eliminations			Total
(In millions)
Operating revenues	$	3,653.7	$	—		$	—		$	—		$	3,653.7
Fuel, purchased power and direct transmission expense		2,127.6		—			—			—			2,127.6
Other operation and maintenance		464.7		1.6			(3.2	)		—			463.1
Depreciation and amortization		416.0		—			—			—			416.0
Taxes other than income		99.3		0.2			3.3			—			102.8
Operating income (loss)		546.1		(1.8	)		(0.1	)		—			544.2
Equity in earnings of unconsolidated affiliates		—		169.8			—			—			169.8
Gain on Enable/Energy Transfer transaction, net		—		344.4			—			—			344.4
Other income (expense)		7.7		(26.4	)		(2.0	)		(0.9	)		(21.6	)
Interest expense		152.0		—			7.2			(0.9	)		158.3
Income tax expense (benefit)		41.8		101.0			(1.6	)		—			141.2
Net income (loss)	$	360.0	$	385.0		$	(7.7	)	$	—		$	737.3
Total assets	$	11,688.0	$	786.6		$	350.3		$	(218.5	)	$	12,606.4
Capital expenditures	$	778.5	$	—		$	—		$	—		$	778.5

2020	Electric Company		Natural Gas Midstream Operations			Other Operations			Eliminations			Total
(In millions)
Operating revenues	$	2,122.3	$	—		$	—		$	—		$	2,122.3
Fuel, purchased power and direct transmission expense		644.6		—			—			—			644.6
Other operation and maintenance		464.4		1.7			(3.3	)		—			462.8
Depreciation and amortization		391.3		—			—			—			391.3
Taxes other than income		97.2		0.4			3.8			—			101.4
Operating income (loss)		524.8		(2.1	)		(0.5	)		—			522.2
Equity in losses of unconsolidated affiliates (A)		—		(668.0	)		—			—			(668.0	)
Other income (expense)		4.1		(2.9	)		3.6			(1.6	)		3.2
Interest expense		154.8		—			5.3			(1.6	)		158.5
Income tax expense (benefit)		34.7		(158.0	)		(4.1	)		—			(127.4	)
Net income (loss)	$	339.4	$	(515.0	)	$	1.9		$	—		$	(173.7	)
Investment in unconsolidated affiliates	$	—	$	374.3		$	—		$	—		$	374.3
Total assets	$	10,489.0	$	378.1		$	116.4		$	(264.7	)	$	10,718.8
Capital expenditures	$	650.5	$	—		$	—		$	—		$	650.5

(A)In March 2020, OGE Energy recorded a $780.0 million impairment on its investment in Enable.