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Organization and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of carrying amounts of assets subject to leases | The following table disaggregates equipment held for operating lease by asset class (in thousands):
| As of December 31,
| 2021 |  | 2020
| Gross value | Accumulated depreciation | Net book value |  | Gross value | Accumulated depreciation | Net book value
| (in thousands)
Engines and related equipment | $ | 2,368,496 |  | $ | (515,442) |  | $ | 1,853,054 |  |  | $ | 2,238,160 |  | $ | (445,780) |  | $ | 1,792,380 |
Aircraft and airframes | 134,370 |  | (7,790) |  | 126,580 |  |  | 89,613 |  | (7,312) |  | 82,301 |
Marine vessel | 13,470 |  | (1,736) |  | 11,734 |  |  | 12,963 |  | (1,031) |  | 11,932 |
| $ | 2,516,336 |  | $ | (524,968) |  | $ | 1,991,368 |  |  | $ | 2,340,736 |  | $ | (454,123) |  | $ | 1,886,613 |

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