Allowance for Credit Losses - Schedule of Allowance for Credit Losses Rollforward (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Net Investment in Lease, Allowance for Credit Loss | ||||
| Beginning Balance | $ 1,925,823 | $ 1,643,241 | $ 1,775,753 | $ 1,594,931 |
| Initial allowance from current period investments | 0 | 0 | 112,490 | 8,126 |
| Current period change in credit allowance | 457,862 | (21,314) | 495,442 | 18,870 |
| Charge-offs | 0 | 0 | 0 | 0 |
| Recoveries | 0 | 0 | 0 | 0 |
| Ending Balance | $ 2,383,685 | $ 1,621,927 | $ 2,383,685 | $ 1,621,927 |