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Net charges related to Ukraine Conflict - Narrative (Details) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 09, 2022 USD ($) | Nov. 30, 2022 USD ($) aircraft claim | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) | Jun. 30, 2023 USD ($) | Jan. 31, 2023 USD ($) aircraft | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) | Feb. 24, 2022 USD ($) | Feb. 23, 2022 engine aircraft
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Operating lease, lease income |  |  |  |  | $ 1,717,382 |  | $ 1,564,324 |  | $ 3,441,187 | $ 3,303,865 |  |  |
Net (recoveries) charges related to Ukraine Conflict |  |  |  |  |  |  |  | $ 2,700,000 |  |  |  |  |
Letters of credit outstanding, amount |  |  |  |  |  |  |  |  |  |  |  | $ 260,000 |
Loss contingency, insurance coverage claimable by entity |  |  |  | $ 3,500,000 |  |  |  |  |  |  | $ 3,500,000 |  |
C&P Policy |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Gain contingency, unrecorded amount |  |  |  |  |  | $ 100,000 |  |  |  |  |  |  |
Pending claims, number | claim |  | 2 |  |  |  |  |  |  |  |  |  |  |
Russian Operator Reinsurance Claims |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Gain contingency, unrecorded amount |  |  |  |  | 4,100,000 |  |  |  | 4,100,000 |  |  |  |
Ukrainian Airline Insurance Claims |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Gain contingency, unrecorded amount |  | $ 97,000 |  |  |  |  |  |  |  |  |  |  |
Number of aircrafts remaining in other countries | aircraft |  | 1 |  |  |  |  |  |  |  |  |  |  |
AIG Europe S.A. English Court |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss contingency, insurance coverage claimable by entity | $ 3,500,000 |  |  |  |  |  |  |  |  |  |  |  |
C&P Policy |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Loss contingency, insurance coverage claimable by entity |  |  | $ 3,500,000 |  |  |  |  |  |  |  |  |  |
Basic lease rents |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Operating lease, lease income |  |  |  |  | $ 1,561,368 |  | $ 1,461,526 |  | $ 3,098,031 | $ 3,015,172 |  |  |
Russia |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircraft on lease | aircraft |  |  |  |  |  |  |  |  |  |  |  |  | 135
Number of engines on lease | engine |  |  |  |  |  |  |  |  |  |  |  |  | 14
UKRAINE |  |  |  |  |  |  |  |  |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Number of aircrafts remaining in other countries | aircraft |  |  |  |  |  | 2 |  |  |  |  |  |  |

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