Investments - Schedule of Minimum Future Contractual Rent to be Received from Operating Leases (Details) $ in Thousands |
Dec. 31, 2020
USD ($)
|
|---|---|
| Operating Leases, Future Contractual Rent Receivable | |
| 2020 | $ 505,018 |
| 2021 | 495,232 |
| 2022 | 477,604 |
| 2023 | 455,840 |
| 2024 | 442,818 |
| Thereafter | 3,207,076 |
| Total future minimum rentals | $ 5,583,588 |