Stock-Based Compensation - Schedule of Nonvested Share Activity (Details) - $ / shares		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity Instruments Other than Options, Forfeited in Period		(8,009)
Performance Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity Instruments Other than Options, Nonvested, Number, Beginning Balance		446,685
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted	[1]	213,442
Equity Instruments Other than Options, Vested in Period		(234,672)
Equity Instruments Other than Options, Forfeited in Period		(8,009)
Equity Instruments Other than Options, Nonvested, Number, Ending Balance		417,446	446,685
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance		$ 39.53
Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value		43.74
Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value		38.14
Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value		40.66
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Ending Balance		$ 42.44	$ 39.53
Performance Units [Member] | Og and E [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity Instruments Other than Options, Nonvested, Number, Beginning Balance		126,073
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted	[1]	65,069
Equity Instruments Other than Options, Vested in Period		(63,506)
Equity Instruments Other than Options, Forfeited in Period		(5,889)
Equity Other Than Options, Employee Migration	[2]	(1,416)
Equity Instruments Other than Options, Nonvested, Number, Ending Balance		120,331	126,073
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance		$ 39.53
Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value		43.74
Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value		38.14
Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value		40.92
Equity Other Than Options, Employee Migration, Weighted Average Grant Date Fair Value		38.36
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Ending Balance		$ 42.49	$ 39.53
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity Instruments Other than Options, Nonvested, Number, Beginning Balance		189,483
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted		114,926	116,539	89,197
Equity Instruments Other than Options, Vested in Period		(76,664)
Equity Instruments Other than Options, Forfeited in Period		(4,599)
Equity Instruments Other than Options, Nonvested, Number, Ending Balance		223,146	189,483
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance		$ 33.75
Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value		37.52	$ 35.72	$ 31.11
Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value		30.95
Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value		34.52
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Ending Balance		$ 36.64	$ 33.75
Restricted Stock [Member] | Og and E [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity Instruments Other than Options, Nonvested, Number, Beginning Balance		52,759
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted		35,034	32,804	22,911
Equity Instruments Other than Options, Vested in Period		(20,265)
Equity Instruments Other than Options, Forfeited in Period		(2,725)
Equity Other Than Options, Employee Migration	[2]	(559)
Equity Instruments Other than Options, Nonvested, Number, Ending Balance		64,244	52,759
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Beginning Balance		$ 33.78
Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value		37.52	$ 35.72	$ 30.91
Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value		30.91
Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value		35.17
Equity Other Than Options, Employee Migration, Weighted Average Grant Date Fair Value		32.25
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value, Ending Balance		$ 36.68	$ 33.78

[1] For performance units, this represents the target number of performance units granted. Actual number of performance units earned, if any, is dependent upon performance and may range from zero percent to 200 percent of the target.

[2] Due to certain employees transferring between OG&E and OGE Energy.