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Geographic information - Schedule of Revenue from External Customers by Geographic Areas (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Segment Reporting Information [Line Items] |  |  |
Lease income | $ 7,003,997 | $ 6,860,320 | $ 6,530,546
Geographic concentration risk | Total lease revenue |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of lease revenue | 100.00% | 100.00% | 100.00%
United States |  |  |
Segment Reporting Information [Line Items] |  |  |
Lease income | $ 1,101,624 | $ 1,087,541 | $ 1,032,503
United States | Geographic concentration risk | Total lease revenue |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of lease revenue | 15.70% | 15.90% | 15.80%
China |  |  |
Segment Reporting Information [Line Items] |  |  |
Lease income | $ 1,060,443 | $ 1,153,435 | $ 1,106,429
China | Geographic concentration risk | Total lease revenue |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of lease revenue | 15.10% | 16.80% | 16.90%
Other countries |  |  |
Segment Reporting Information [Line Items] |  |  |
Lease income | $ 4,841,930 | $ 4,619,344 | $ 4,391,614
Other countries | Geographic concentration risk | Total lease revenue |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of lease revenue | 69.20% | 67.30% | 67.30%

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- Definition Amount of lease income from operating, direct financing, and sales-type leases. Includes, but is not limited to, variable lease payments, interest income, profit (loss) recognized at commencement, and lease payments paid and payable to lessor. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479773/842-30-50-5 + Details
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