Pre-commencement Issuer Tender Offer Pre-commencement Issuer Tender Offer Entity Address, Postal Zip Code Entity Address, Postal Zip Code OG&E OG&E [Member] OG&E Entity [Domain] Entity [Domain] Document Period End Date Document Period End Date Entity Central Index Key Entity Central Index Key Document and Entity Information [Abstract] Document and Entity Information [Abstract] Document and Entity Information [Abstract]. Document Information [Table] Document Information [Table] Entity Emerging Growth Company Entity Emerging Growth Company Security Exchange Name Security Exchange Name Title of 12(b) Security Title of 12(b) Security Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Entity Registrant Name Entity Registrant Name Local Phone Number Local Phone Number Written Communications Written Communications Entity Address, State or Province Entity Address, State or Province Soliciting Material Soliciting Material City Area Code City Area Code Document Type Document Type Document Information [Line Items] Document Information [Line Items] Legal Entity [Axis] Legal Entity [Axis] Entity Address, City or Town Entity Address, City or Town Pre-commencement Tender Offer Pre-commencement Tender Offer Entity File Number Entity File Number Amendment Flag Amendment Flag Trading Symbol Trading Symbol Entity Tax Identification Number Entity Tax Identification Number