v3.25.2
Cover Page
6 Months Ended
Jun. 28, 2025
shares
Cover [Abstract]  
Document Type 10-Q
Document Quarterly Report true
Document Period End Date Jun. 28, 2025
Document Transition Report false
Entity File Number 000-25121
Entity Registrant Name SLEEP NUMBER CORPORATION
Entity Incorporation, State or Country Code MN
Entity Tax Identification Number 41-1597886
Entity Address, Address Line One 1001 Third Avenue South
Entity Address, City or Town Minneapolis,
Entity Address, State or Province MN
Entity Address, Postal Zip Code 55404
City Area Code 763
Local Phone Number 551-7000
Title of 12(b) Security Common Stock, par value $0.01 per share
Trading Symbol SNBR
Security Exchange Name NASDAQ
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Accelerated Filer
Entity Small Business false
Entity Emerging Growth Company false
Entity Shell Company false
Entity Common Stock, Shares Outstanding 22,771,000
Entity Central Index Key 0000827187
Current Fiscal Year End Date --01-03
Document Fiscal Year Focus 2025
Document Fiscal Period Focus Q2
Amendment Flag false