v3.25.4
Document and Entity Information
Mar. 04, 2026
Cover [Abstract]  
Entity Registrant Name Sotera Health Co
Amendment Flag false
Entity Central Index Key 0001822479
Document Type 8-K
Document Period End Date Mar. 04, 2026
Entity Incorporation State Country Code DE
Entity File Number 001-39729
Entity Tax Identification Number 47-3531161
Entity Address, Address Line One 9100 South Hills Blvd
Entity Address, Address Line Two Suite 300
Entity Address, City or Town Broadview Heights
Entity Address, State or Province OH
Entity Address, Postal Zip Code 44147
City Area Code (440)
Local Phone Number 262-1410
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Common stock, $0.01 par value per share
Trading Symbol SHC
Security Exchange Name NASDAQ
Entity Emerging Growth Company false