v3.26.1
Cover
Jul. 01, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 01, 2026
Current Fiscal Year End Date --12-31
Entity File Number 001-36870
Entity Registrant Name QXO INSULATION, LLC
Entity Central Index Key 0001633931
Entity Tax Identification Number 36-4173371
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 475 North Williamson Boulevard
Entity Address, City or Town Daytona Beach
Entity Address, State or Province FL
Entity Address, Postal Zip Code 32114
City Area Code 386
Local Phone Number 304-2200
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common stock, par value $0.01 per share
Trading Symbol BLD
Security Exchange Name NYSE
Entity Emerging Growth Company false
Entity Information, Former Legal or Registered Name TopBuild Corp.