Investment in leases, financing receivables, net - Summary of Company's Investment in Leases (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025	Mar. 31, 2025	Dec. 31, 2024
Investments, All Other Investments [Abstract]
Minimum lease payments receivable	$ 9,999,657		$ 9,999,657		$ 10,090,473
Estimated residual values of lease property (unguaranteed)	278,500		278,500		278,500
Less: Unearned income	(8,849,971)		(8,849,971)		(8,955,526)
Provision (benefit) for credit losses, net	(27,452)	$ (139,983)	(27,452)	$ (139,983)	(22,133)	$ (93,760)	$ (57,746)
Sales-Type Lease, Net Investment in Lease, after Allowance for Credit Loss	251,820		251,820		248,421
Investment in leases, net	2,566,924		2,566,924		2,557,504
Provision (benefit) for credit losses, net	2,980	$ 53,728	(7,157)	$ 92,974
Sales Type Leases Unguaranteed Residual Asset	23,800		23,800		23,200
Sales Type Leases, Payments to be received, remainder of fiscal year	7,418		7,418
Sales-type Lease, Lease Receivable	254,700		254,700		255,300
Accounts Receivable, Credit Loss Expense(Reversal)- Leases	46,200		82,200
Sales Type Leases, Lease Receivable	686,199		686,199		693,619
Sales-Type Lease, Net Investment in Lease, before Allowance for Credit Loss	964,699		964,699		972,119
Sales Type Lease Receivable, Contract With Customer, Liability	(686,202)		(686,202)		(693,622)
Sales-type Lease, Net Investment in Lease, Allowance for Credit Loss	(26,677)		(26,677)		(30,076)
Direct Financing Lease, Unguaranteed Residual Asset	1,444,690		1,444,690		1,444,690
Direct Financing Lease, Net Investment in Lease, before Allowance for Credit Loss	$ 11,444,347		$ 11,444,347		$ 11,535,163

Accounts Receivable, Credit Loss Expense(Reversal)- Leases

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Amount, before allowance for credit loss, of net investment in direct financing lease.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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