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Allowance for credit losses (Tables) | 6 Months Ended
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Jun. 30, 2020
Credit Loss [Abstract] |
Allowance For Credit Loss | Movements in the allowance for credit losses during the six months ended June 30, 2020 were as follows:
| Six Months Ended June 30, 2020
Allowance for credit losses at beginning of period | $ | — |
Cumulative effect due to adoption of new accounting standard | 30,264 |
Current period provision for expected credit losses | 33,999 |
Write-offs charged against the allowance | — |
Allowance for credit losses at end of period | $ | 64,263 |

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- Definition Allowance For Credit Loss + References No definition available. + Details
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Namespace Prefix: | aer_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_CreditLossAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration