v3.19.3
Cover Page - shares
9 Months Ended
Sep. 30, 2019
Nov. 04, 2019
Cover page.    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2019  
Document Transition Report false  
Entity File Number 001-31922  
Entity Registrant Name TEMPUR SEALY INTERNATIONAL, INC.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 33-1022198  
Entity Address, Address Line One 1000 Tempur Way  
Entity Address, City or Town Lexington  
Entity Address, State or Province KY  
Entity Address, Postal Zip Code 40511  
City Area Code 800  
Local Phone Number 878-8889  
Title of 12(b) Security Common Stock, $0.01 par value  
Entity Trading Symbol TPX  
Security Exchange Name NYSE  
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   54,090,267
Entity Central Index Key 0001206264  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q3  
Amendment Flag false