Stock Based Compensation (Tables)

6 Months Ended

Jun. 30, 2025

Stock-Based Compensation [Abstract]

Schedule of Pre-tax Compensation Expense and Related Income Tax Benefit

The following table presents the Registrants' pre-tax compensation expense and related income tax benefit for the three and six months ended June 30, 2025 and 2024 related to performance units and restricted stock units for the Registrants' employees.

	OGE Energy								OG&E
	Three Months Ended				Six Months Ended				Three Months Ended				Six Months Ended
	June 30,				June 30,				June 30,				June 30,
(In millions)	2025		2024		2025		2024		2025		2024		2025		2024
Performance units	$	2.5	$	2.2	$	4.6	$	4.4	$	2.5	$	2.2	$	4.6	$	4.4
Restricted stock units		1.1		1.1		2.0		2.1		1.1		1.1		2.0		2.1
Total compensation expense	$	3.6	$	3.3	$	6.6	$	6.5	$	3.6	$	3.3	$	6.6	$	6.5
Income tax benefit	$	0.9	$	0.8	$	1.6	$	1.6	$	0.9	$	0.8	$	1.6	$	1.6