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Net Investment in Sales-type Leases and Ground Lease Receivables - Schedule of Net Investment in Sales-type Leases (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024 | Sep. 30, 2024 | Dec. 31, 2023
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Leases [Abstract] |  |  |  |  |  |
Total undiscounted cash flows | $ 33,945,980 |  | $ 32,934,705 |  |  |
Unguaranteed estimated residual value | 3,090,615 |  | 3,039,649 |  |  |
Present value discount | (33,500,354) |  | (32,512,580) |  |  |
Allowance for credit losses | (8,966) |  | (6,821) |  |  |
Net investment in sales-type leases | 3,527,275 | [1] | 3,454,953 | [1] | $ 3,440,042 | $ 3,255,195
Total discounted cash flows | 3,503,000 |  | 3,430,000 |  |  |
Discounted unguaranteed estimated residual value | $ 33,400 |  | $ 32,000 |  |  |
[1] | Refer to Note 2 for details on the Company’s consolidated variable interest entities (“VIEs”).

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