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v3.22.2.2

Long-Term Debt (Details) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2022 USD ($)
Debt Instrument [Line Items] |  |
Percent of Principal Amount Subject to Optional Tender | 100.00% |
Long-term Debt, Weighted Average Interest Rate, at Point in Time | 3.23% |
Line of Credit Facility, Maximum Borrowing Capacity | $ 1,150.0 |
Garfield Industrial Authority Bond [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Maturity Date | Jan. 01, 2025 |
Muskogee Industrial Authority Bond Due 2025 [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Maturity Date | Jan. 01, 2025 |
Muskogee Industrial Authority Bond Due 2027 [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Maturity Date | Jun. 01, 2027 |
Redeemable during the next 12 months |  |
Debt Instrument [Line Items] |  |
Long-term Debt | $ 135.4 |
OG&E [Member] |  |
Debt Instrument [Line Items] |  |
Maturity | Dec. 17, 2026 | [1],[2]
OG&E [Member] | Redeemable during the next 12 months | Garfield Industrial Authority Bond [Member] |  |
Debt Instrument [Line Items] |  |
Long term debt | $ 47.0 |
OG&E [Member] | Redeemable during the next 12 months | Muskogee Industrial Authority Bond Due 2025 [Member] |  |
Debt Instrument [Line Items] |  |
Long term debt | 32.4 |
OG&E [Member] | Redeemable during the next 12 months | Muskogee Industrial Authority Bond Due 2027 [Member] |  |
Debt Instrument [Line Items] |  |
Long term debt | $ 56.0 |
OGE Energy [Member] |  |
Debt Instrument [Line Items] |  |
Maturity | Dec. 17, 2026 | [3]
OGE Energy [Member] | Term Loan |  |
Debt Instrument [Line Items] |  |
Maturity | May 24, 2025 | [4]
OGE Energy [Member] | Series Due August 15, 2028 [Member] |  |
Debt Instrument [Line Items] |  |
Long term debt | $ 100.0 |
Line of Credit Facility, Maximum Borrowing Capacity | 135.0 |
OGE Energy [Member] | Series Due August 15, 2028 [Member] | Term Loan |  |
Debt Instrument [Line Items] |  |
Long term debt | 50.0 |
OGE Energy [Member] | Series Due August 15, 2028 [Member] | credit facility |  |
Debt Instrument [Line Items] |  |
Long term debt | $ 50.0 |
Minimum [Member] | Redeemable during the next 12 months | Garfield Industrial Authority Bond [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 0.11% |
Minimum [Member] | Redeemable during the next 12 months | Muskogee Industrial Authority Bond Due 2025 [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 0.11% |
Minimum [Member] | Redeemable during the next 12 months | Muskogee Industrial Authority Bond Due 2027 [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 0.11% |
Maximum [Member] | Redeemable during the next 12 months | Garfield Industrial Authority Bond [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 2.65% |
Maximum [Member] | Redeemable during the next 12 months | Muskogee Industrial Authority Bond Due 2025 [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 2.60% |
Maximum [Member] | Redeemable during the next 12 months | Muskogee Industrial Authority Bond Due 2027 [Member] |  |
Debt Instrument [Line Items] |  |
Debt Instrument, Interest Rate, Stated Percentage | 2.65% |
[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 17, 2026. At September 30, 2022, there were $47.6 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.(C)See Note 9 for further information about this revolving credit agreement.
[4] | See Note 9 for further information about this revolving credit agreement.

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