XML 18 R1.htm IDEA: XBRL DOCUMENT v3.21.1
Cover Page - USD ($)
$ in Billions
 12 Months Ended
Jan. 31, 2021
Mar. 23, 2021
Jul. 31, 2020
Document Information [Line Items]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Jan. 31, 2021    
Current Fiscal Year End Date --01-31    
Document Transition Report false    
Entity File Number 001-38936    
Entity Registrant Name CHEWY, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 90-1020167    
Entity Address, Address Line One 1855 Griffin Road, Suite B-428    
Entity Address, City or Town Dania Beach    
Entity Address, State or Province FL    
Entity Address, Postal Zip Code 33004    
City Area Code 786    
Local Phone Number 320-7111    
Title of 12(b) Security Class A Common Stock, par value $0.01 per share    
Trading Symbol CHWY    
Security Exchange Name NYSE    
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    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 4.7
Documents Incorporated by Reference Portions of the registrant’s Definitive Proxy Statement relating to the Annual Meeting of Stockholders are incorporated by reference into Part III of this Annual Report on Form 10-K where indicated. The registrant's Definitive Proxy Statement will be filed with the Securities and Exchange Commission within 120 days after the end of the registrant’s fiscal year ended January 31, 2021.    
Entity Central Index Key 0001766502    
Amendment Flag false    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2020    
Class A Common Stock, $0.01 par value per share      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   97,923,779  
Class B Common Stock, $0.01 par value per share      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   317,338,356