v3.26.1
COVER - shares
3 Months Ended
Mar. 31, 2026
May 07, 2026
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Transition Report false  
Entity File Number 1-11442  
Entity Registrant Name CHART INDUSTRIES, INC.  
Entity Incorporation, State DE  
Entity Tax Identification Number 34-1712937  
Street Address 8665 New Trails Drive, Suite 100  
Entity City or Town The Woodlands  
Entity State or Province TX  
Entity Postal Zip Code 77381  
City Area Code 281  
Local Phone Number 364-8700  
Title of each class Common Stock, par value $0.01  
Trading Symbol(s) GTLS  
Name of each exchange on which registered 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   47,869,076
Amendment Flag false  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Entity Central Index Key 0000892553  
Current Fiscal Year End Date --12-31