Annual report pursuant to Section 13 and 15(d)

Cover Page

Cover Page - USD ($)
12 Months Ended
Feb. 01, 2020
Mar. 16, 2020
Aug. 02, 2019
Cover page.      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Feb. 01, 2020    
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 Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
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 Public Float     $ 22,675,294,630
Entity Common Stock, Shares Outstanding   236,810,841  
Documents Incorporated by Reference
The information called for in Items 10, 11, 12, 13 and 14 of Part III, to the extent not set forth herein, is incorporated by reference to the definitive Proxy Statement for the Annual Meeting of Stockholders of the Company to be held June 11, 2020, which will be filed with the Securities and Exchange Commission within 120 days of the registrant’s fiscal year ended February 1, 2020.
Entity Central Index Key 0000935703    
Current Fiscal Year End Date --02-01    
Document Fiscal Year Focus 2019    
Document Fiscal Period Focus FY    
Amendment Flag false