v3.22.2.2
Document and Entity Information Document - shares
 6 Months Ended
Jul. 30, 2022
Sep. 02, 2022
Document Information [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jul. 30, 2022  
Document Transition Report false  
Entity File Number 001-08897  
Entity Registrant Name BIG LOTS, INC.  
Entity Incorporation, State or Country Code OH  
Entity Tax Identification Number 06-1119097  
Entity Address, Address Line One 4900 E. Dublin-Granville Road  
Entity Address, City or Town Columbus  
Entity Address, State or Province OH  
Entity Address, Postal Zip Code 43081  
City Area Code 614  
Local Phone Number 278-6800  
Entity Central Index Key 0000768835  
Title of 12(b) Security Common shares  
Trading Symbol BIG  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   28,941,890
Document Fiscal Year Focus 2022  
Document Fiscal Period Focus Q2  
Current Fiscal Year End Date --01-31  
Amendment Flag false  
Entity Small Business false