Description of Business |
3 Months Ended |
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Mar. 31, 2025 | |
| Organization, Consolidation and Presentation of Financial Statements [Abstract] | |
| Description of Business | Description of Business As used herein, "GATX," "we," "us," "our," and similar terms refer to GATX Corporation and its subsidiaries, unless indicated otherwise. We lease, operate, manage, and remarket long-lived, widely used assets, primarily in the rail market. We report our financial results through three primary business segments: Rail North America, Rail International, and Engine Leasing. Financial results for our tank container leasing business ("Trifleet") are reported in the Other segment.
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