v3.22.4
Cover
Jan. 19, 2023
Entity Information [Line Items]  
Document Type 8-K
Document Period End Date Jan. 19, 2023
Entity Registrant Name PPG INDUSTRIES, INC.
Entity Incorporation, State or Country Code PA
Entity File Number 001-1687
Entity Tax Identification Number 25-0730780
Entity Address, Address Line One One PPG Place
Entity Address, City or Town Pittsburgh
Entity Address, State or Province PA
Entity Address, Postal Zip Code 15272
City Area Code 412
Local Phone Number 434-3131
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Entity Central Index Key 0000079879
Amendment Flag false
Common Stock  
Entity Information [Line Items]  
Title of 12(b) Security Common Stock, par value $1.66 2/3
Trading Symbol PPG
Security Exchange Name NYSE
0.875% Notes due 2025  
Entity Information [Line Items]  
Title of 12(b) Security 0.875% Notes due 2025
Trading Symbol PPG 25
Security Exchange Name NYSE
1.875% Notes due 2025  
Entity Information [Line Items]  
Title of 12(b) Security 1.875% Notes due 2025
Trading Symbol PPG 25A
Security Exchange Name NYSE
1.400% Notes due 2027  
Entity Information [Line Items]  
Title of 12(b) Security 1.400% Notes due 2027
Trading Symbol PPG 27
Security Exchange Name NYSE
2.750% Notes due 2029  
Entity Information [Line Items]  
Title of 12(b) Security 2.750% Notes due 2029
Trading Symbol PPG 29A
Security Exchange Name NYSE