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Flight equipment held for operating leases, net (Tables) | 6 Months Ended
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Jun. 30, 2020
Property Subject to or Available for Operating Lease, Net [Abstract] |
Lessor, Operating Lease, Carrying Value of Assets Subject to Leases | Movements in flight equipment held for operating leases during the six months ended June 30, 2020 and 2019 were as follows:
| Six Months Ended June 30, |  |
| 2020 |  | 2019
Net book value at beginning of period | $ | 35,870,781 |  |  | $ | 35,052,335 |
Additions | 584,229 |  |  | 2,119,396 |
Depreciation | (814,933) |  |  | (832,186) |
Disposals and transfers to held for sale | (163,156) |  |  | (1,015,376) |
Transfers to net investment in finance and sales-type leases/other assets | (38,707) |  |  | (46,837) |
Impairment (Note 19) | (81,886) |  |  | (22,084) |
Net book value at end of period | $ | 35,356,328 |  |  | $ | 35,255,248 |
Accumulated depreciation as of June 30, 2020 and 2019 | $ | (8,229,943) |  |  | $ | (7,132,213) |

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- Definition Lessor, Operating Lease, Carrying Value of Assets Subject to Leases + References No definition available. + Details
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Period Type: | duration

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- References No definition available. + Details
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Balance Type: | na
Period Type: | duration