Quarterly report pursuant to Section 13 or 15(d)

Cover Page

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Cover Page - shares
6 Months Ended
Aug. 03, 2024
Aug. 30, 2024
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Aug. 03, 2024  
Document Transition Report false  
Entity File Number 0-25464  
Entity Registrant Name DOLLAR TREE, INC.  
Entity Incorporation, State or Country Code VA  
Entity Tax Identification Number 26-2018846  
Entity Address, Address Line One 500 Volvo Parkway  
Entity Address, City or Town Chesapeake,  
Entity Address, State or Province VA  
Entity Address, Postal Zip Code 23320  
City Area Code 757  
Local Phone Number 321-5000  
Title of 12(b) Security Common Stock, par value $.01 per share  
Trading Symbol DLTR  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   214,992,119
Entity Central Index Key 0000935703  
Current Fiscal Year End Date --02-01  
Document Fiscal Year Focus 2024  
Document Fiscal Period Focus Q2  
Amendment Flag false