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Document and Entity Information
Oct. 09, 2025
Document And Entity Information [Line Items]  
Entity Registrant Name CRH PUBLIC LTD CO
Amendment Flag false
Entity Central Index Key 0000849395
Document Type 8-K
Document Period End Date Oct. 09, 2025
Entity Incorporation State Country Code L2
Entity File Number 001-32846
Entity Tax Identification Number 98-0366809
Entity Address, Address Line One Stonemason’s Way
Entity Address, Address Line Two Rathfarnham
Entity Address, City or Town Dublin 16
Entity Address, Postal Zip Code D16 KH51
Entity Address, Country IE
City Area Code 1
Local Phone Number 404 1000
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Ordinary Shares of €0.32 each
Trading Symbol CRH
Security Exchange Name NYSE
Five Point Two Percent Guaranteed Notes Due 2029 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 5.200% Guaranteed Notes due 2029
Trading Symbol CRH/29
Security Exchange Name NYSE
Five Point One Two Five Percent Guaranteed Notes Due 2030 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 5.125% Guaranteed Notes due 2030
Trading Symbol CRH/30
Security Exchange Name NYSE
Six Point Four Percent Notes Due 2033 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 6.400% Notes due 2033
Trading Symbol CRH/33A
Security Exchange Name NYSE
Five Point Four Percent Guaranteed Notes Due 2034 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 5.400% Guaranteed Notes due 2034
Trading Symbol CRH/34
Security Exchange Name NYSE
Five Point Five Percent Guaranteed Notes Due 2035 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 5.500% Guaranteed Notes due 2035
Trading Symbol CRH/35
Security Exchange Name NYSE
Five Point Eight Seven Five Percent Guaranteed Notes Due 2055 [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 5.875% Guaranteed Notes due 2055
Trading Symbol CRH/55
Security Exchange Name NYSE