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Net Investment in Sales-type Leases, Ground Lease Receivables and Loans Receivable, net - Related Party (Schedule of Net Investment in Sales-type Leases) (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | --- | --- | --- | ---
Lessor, Lease, Description [Line Items] |  |  |  |  |
Total undiscounted cash flows | $ 29,741,069 |  | $ 29,586,227 |  |
Unguaranteed estimated residual value | 2,915,013 |  | 2,900,218 |  |
Present value discount | (29,487,782) |  | (29,379,846) |  |
Allowance for credit losses | (336) |  | 0 |  |
Net investment in sales-type leases | 3,167,964 | $ 3,106,599 | $ 3,106,599 | $ 2,911,681 | $ 2,412,716
Noncontrolling Interests |  |  |  |  |
Lessor, Lease, Description [Line Items] |  |  |  |  |
Net investment in sales-type leases | $ 6,500 |  |  |  |

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