v3.25.2
Cover Page - shares
6 Months Ended
Jun. 30, 2025
Jul. 23, 2025
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2025  
Document Transition Report false  
Entity File Number 001-36733  
Entity Registrant Name AXALTA COATING SYSTEMS LTD.  
Entity Incorporation, State or Country Code D0  
Entity Tax Identification Number 98-1073028  
Entity Address, Address Line One 1050 Constitution Avenue  
Entity Address, City or Town Philadelphia  
Entity Address, State or Province PA  
Entity Address, Postal Zip Code 19112  
City Area Code 855  
Local Phone Number 547-1461  
Title of 12(b) Security Common Shares, $1.00 par value  
Trading Symbol AXTA  
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   216,574,150
Entity Central Index Key 0001616862  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Amendment Flag false