v3.25.2
Document and Entity Information - shares
6 Months Ended
Jun. 30, 2025
Jul. 31, 2025
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2025  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Trading Symbol IRON  
Entity Registrant Name Disc Medicine, Inc.  
Entity Central Index Key 0001816736  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Shell Company false  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   34,765,581
Entity File Number 001-39438  
Entity Tax Identification Number 85-1612845  
Entity Address, Address Line One 321 Arsenal Street, Suite 101  
Entity Address, City or Town Watertown  
Entity Address, State or Province MA  
Entity Address, Postal Zip Code 02472  
City Area Code 617  
Local Phone Number 674-9274  
Entity Incorporation, State or Country Code DE  
Title of 12(b) Security Common Stock, $0.0001 Par Value  
Security Exchange Name NASDAQ  
Document Quarterly Report true  
Document Transition Report false