v3.25.3
Document And Entity Information
Oct. 30, 2025
Document Information [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date Oct. 30, 2025
Entity Registrant Name BUILDERS FIRSTSOURCE, INC.
Entity Central Index Key 0001316835
Entity Emerging Growth Company false
Entity File Number 001-40620
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 52-2084569
Entity Address, Address Line One 6031 Connection Drive
Entity Address, Address Line Two Suite 400
Entity Address, City or Town Irving
Entity Address, State or Province TX
Entity Address, Postal Zip Code 75039
City Area Code (214)
Local Phone Number 880-3500
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
New York Stock Exchange  
Document Information [Line Items]  
Title of 12(b) Security Common stock, par value $0.01 per share
Trading Symbol BLDR
Security Exchange Name NYSE
NYSE Texas  
Document Information [Line Items]  
Title of 12(b) Security Common stock, par value $0.01 per share
Trading Symbol BLDR
Security Exchange Name NYSE