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Geographic information - Revenue from External Customers by Geographic Areas (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Lease income	$ 6,860,320	$ 6,530,546	$ 4,412,003
Geographic concentration risk | Total lease revenue
Segment Reporting Information [Line Items]
Percentage of lease revenue	100.00%	100.00%	100.00%
China
Segment Reporting Information [Line Items]
Lease income	$ 1,153,435	$ 1,106,429	$ 782,297
China | Geographic concentration risk | Total lease revenue
Segment Reporting Information [Line Items]
Percentage of lease revenue	16.80%	16.90%	17.70%
United States
Segment Reporting Information [Line Items]
Lease income	$ 1,087,541	$ 1,032,503	$ 579,270
United States | Geographic concentration risk | Total lease revenue
Segment Reporting Information [Line Items]
Percentage of lease revenue	15.90%	15.80%	13.10%
Other countries
Segment Reporting Information [Line Items]
Lease income	$ 4,619,344	$ 4,391,614	$ 3,050,436
Other countries | Geographic concentration risk | Total lease revenue
Segment Reporting Information [Line Items]
Percentage of lease revenue	67.30%	67.30%	69.20%

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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-Name Accounting Standards Codification
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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

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