Common Stock [Member]
Common Stock [Member]
Entity Tax Identification Number
Entity Tax Identification Number
Entity Address, Address Line Two
Entity Address, Address Line Two
Entity File Number
Entity File Number
Legal Entity [Axis]
Legal Entity [Axis]
Cover [Abstract]
Cover [Abstract]
Title of 12(b) Security
Title of 12(b) Security
Local Phone Number
Local Phone Number
NEW YORK STOCK EXCHANGE, INC. [Member]
NEW YORK STOCK EXCHANGE, INC. [Member]
Class of Stock [Domain]
Class of Stock [Domain]
Soliciting Material
Soliciting Material
Entity Address, Address Line One
Entity Address, Address Line One
Entity Address, Postal Zip Code
Entity Address, Postal Zip Code
Entity Registrant Name
Entity Registrant Name
Entity Address, State or Province
Entity Address, State or Province
Entity Incorporation, State or Country Code
Entity Incorporation, State or Country Code
Written Communications
Written Communications
Trading Symbol
Trading Symbol
Exchange [Domain]
Exchange [Domain]
Entity Listings, Exchange [Axis]
Entity Listings, Exchange [Axis]
City Area Code
City Area Code
Document Information [Table]
Document Information [Table]
Constellation Energy Generation, LLC [Member]
Constellation Energy Generation, LLC [Member]
Constellation Energy Generation, LLC [Member]
Document Period End Date
Document Period End Date
Junior Subordinated Debt [Member]
Junior Subordinated Debt [Member]
CHICAGO STOCK EXCHANGE, INC [Member]
NYSE TEXAS, INC. [Member]
Amendment Flag
Amendment Flag
Pre-commencement Issuer Tender Offer
Pre-commencement Issuer Tender Offer
Entity Address, City or Town
Entity Address, City or Town
Document [Domain]
Document [Domain]
Entity [Domain]
Entity [Domain]
Security Exchange Name
Security Exchange Name
Document Information, Document [Axis]
Document Information, Document [Axis]
Document Information [Line Items]
Document Information [Line Items]
Document Type
Document Type
Class of Stock [Axis]
Class of Stock [Axis]
Pre-commencement Tender Offer
Pre-commencement Tender Offer
Entity Central Index Key
Entity Central Index Key
Entity Emerging Growth Company
Entity Emerging Growth Company