Document and Entity Information
Document and Entity Information Statement | Sep. 08, 2021 |
Document Information [Line Items] | |
Document Type | 8-K |
Document Period End Date | Sep. 8, 2021 |
Entity Registrant Name | GATX Corporation |
Entity Incorporation, State or Country Code | NY |
Entity File Number | 1-2328 |
Entity Tax Identification Number | 36-1124040 |
Entity Address, Address Line One | 233 South Wacker Drive |
Entity Address, City or Town | Chicago |
Entity Address, State or Province | IL |
Entity Address, Postal Zip Code | 60606 |
City Area Code | 312 |
Local Phone Number | 621-6200 |
Written Communications | false |
Soliciting Material | false |
Pre-commencement Tender Offer | false |
Pre-commencement Issuer Tender Offer | false |
Title of 12(b) Security | Common Stock |
Trading Symbol | GATX |
Security Exchange Name | NYSE |
Entity Emerging Growth Company | false |
Amendment Flag | false |
Entity Central Index Key | 0000040211 |
CHICAGO STOCK EXCHANGE, INC [Member] | |
Document Information [Line Items] | |
Security Exchange Name | CHX |