v3.26.1
Cover - shares
 6 Months Ended
Jun. 27, 2026
Jul. 27, 2026
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 27, 2026  
Document Transition Report false  
Entity File Number 001-40208  
Entity Registrant Name Hayward Holdings, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 82-2060643  
Entity Address, Address Line One 1415 Vantage Park Drive  
Entity Address, Address Line Two Suite 400  
Entity Address, City or Town Charlotte  
Entity Address, State or Province NC  
Entity Address, Postal Zip Code 28203  
City Area Code 704  
Local Phone Number 837-8002  
Title of 12(b) Security Common stock, $.001 per share  
Trading Symbol HAYW  
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   212,119,582
Amendment Flag false  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2026  
Current Fiscal Year End Date --12-31  
Entity Central Index Key 0001834622