XML 58 R51.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Short-Term Debt and Credit Facilities - Schedule of Line of Credit Facilities (Parenthetical) (Details)
 3 Months Ended
Mar. 31, 2024
USD ($)
Line of Credit Facility [Line Items]  
Line of Credit Facility, Maximum Borrowing Capacity $ 1,150,000,000
Outstanding Intercompany Borrowings 192,500,000
Og and E [Member]  
Line of Credit Facility [Line Items]  
Intercompany Borrowing Agreement - Maximum Borrowing Capacity 450,000,000
Line of Credit Facility, Current Borrowing Capacity $ 550,000,000 [1],[2]
Credit facility termination date Dec. 18, 2028 [1],[2]
OGE Energy [Member]  
Line of Credit Facility [Line Items]  
Line of Credit Facility, Current Borrowing Capacity $ 550,000,000 [3]
Credit facility termination date Dec. 18, 2028 [3]
OGE Energy [Member] | Series Due May 24, 2025 [Member]  
Line of Credit Facility [Line Items]  
Long term debt $ 100,000,000
OGE Energy [Member] | Series due August 15, 2028 [Member]  
Line of Credit Facility [Line Items]  
Line of Credit Facility, Maximum Borrowing Capacity $ 135,000,000
Debt Instrument Maximum Leverage Ratio 0.65
OGE Energy [Member] | Credit Facility [Member] | Series Due May 24, 2025 [Member]  
Line of Credit Facility [Line Items]  
Long term debt $ 50,000,000
OGE Energy [Member] | Term Loan [Member]  
Line of Credit Facility [Line Items]  
Line of Credit Facility, Current Borrowing Capacity $ 50,000,000 [4]
Credit facility termination date May 24, 2025 [4]
OGE Energy [Member] | Term Loan [Member] | Series Due May 24, 2025 [Member]  
Line of Credit Facility [Line Items]  
Long term debt $ 50,000,000
[1] 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, 2028. At March 31, 2024, there was $192.5 million in intercompany borrowings under this agreement.
[2] 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.
[3] 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.
[4] OGE Energy has a $100.0 million floating rate unsecured three-year credit agreement, of which $50.0 million is considered a revolving loan and $50.0 million is considered a term loan. The credit agreement, under certain circumstances, may be increased to a maximum commitment limit of $135.0 million and includes a maximum leverage ratio of 0.65 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.