XML 106 R89.htm IDEA: XBRL DOCUMENT v3.25.0.1
Credit Facilities and Short-Term Debt - Schedule of Line of Credit Facilities (Parenthetical) (Details)
 12 Months Ended
Dec. 31, 2024
USD ($)
Jun. 30, 2024
USD ($)
Dec. 31, 2023
USD ($)
Line of Credit Facility [Line Items]      
Outstanding Intercompany Borrowings $ 200,000    
Line of Credit Facility, Maximum Borrowing Capacity 1,160,000,000    
Og and E [Member]      
Line of Credit Facility [Line Items]      
Intercompany Borrowing Agreement - Maximum Borrowing Capacity $ 450,000,000    
Credit facility termination date [1],[2],[3] Dec. 18, 2029    
Line of Credit Facility, Current Borrowing Capacity [2],[3] $ 550,000,000    
Advances from parent $ 247,600,000   $ 147,700,000
OGE Energy [Member]      
Line of Credit Facility [Line Items]      
Credit facility termination date [1],[4] Dec. 18, 2029    
Line of Credit Facility, Current Borrowing Capacity [4] $ 550,000,000    
OGE Energy [Member] | Series Due May 24, 2025 [Member]      
Line of Credit Facility [Line Items]      
Long term debt 120,000,000 $ 120,000,000  
OGE Energy [Member] | Series due August 15, 2028 [Member]      
Line of Credit Facility [Line Items]      
Line of Credit Facility, Maximum Borrowing Capacity $ 155,000,000    
Debt Instrument Maximum Leverage Ratio 0.7    
Credit Facility [Member] | OGE Energy [Member] | Series Due May 24, 2025 [Member]      
Line of Credit Facility [Line Items]      
Long term debt $ 60,000,000 $ 60,000,000  
Term Loan [Member] | OGE Energy [Member]      
Line of Credit Facility [Line Items]      
Credit facility termination date [5] May 24, 2027    
Line of Credit Facility, Current Borrowing Capacity [5] $ 60,000,000    
Term Loan [Member] | OGE Energy [Member] | Series Due May 24, 2025 [Member]      
Line of Credit Facility [Line Items]      
Long term debt $ 60,000,000    
[1] In December 2022, the Registrants entered into an amendment to their credit facility that gave each of the Registrants the option of extending such commitments for up to two additional one-year periods. On December 18, 2024, the Registrants utilized the second extension option for an additional one-year period extending the term until December 2029.
[2] OG&E has an intercompany borrowing agreement with OGE Energy whereby OG&E has access to up to $450.0 million of OGE Energy's revolving credit amount. This agreement has a termination date of December 18, 2029. At December 31, 2024, there was $0.2 million intercompany borrowings under this agreement.
[3] This bank facility is available to back up OG&E's commercial paper borrowings and to provide revolving credit borrowings. This bank facility can also be used as a letter of credit facility.
[4] This bank facility is available to back up OGE Energy's commercial paper borrowings and to provide revolving credit borrowings. This bank facility can also be used as a letter of credit facility.
[5] OGE Energy has a $120.0 million floating rate unsecured three-year credit agreement, of which $60.0 million is considered a revolving loan, which is included in the table above, and $60.0 million is considered a term loan. The credit agreement, under certain circumstances, may be increased to a maximum commitment limit of $155.0 million and includes a maximum leverage ratio of 0.70 to 1.0. The other covenants under this credit agreement are substantially the same as OGE Energy's existing $550.0 million revolving credit agreement.