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Debt (AerCap trust & AICDC notes) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020
Maturities of Long-term Debt [Abstract] |  |
2022 | $ 3,982,938 |
2023 | 7,329,640 |
2024 | 8,910,800 |
2025 | 6,130,155 |
2026 | 5,939,562 |
Thereafter | 18,249,021 |
Unsecured |  |
Maturities of Long-term Debt [Abstract] |  |
Debt | 37,079,686 | $ 15,776,730
Unsecured | AerCap Trust & AICDC Notes |  |
Maturities of Long-term Debt [Abstract] |  |
2022 | 867,202 |
2023 | 4,700,000 |
2024 | 6,800,000 |
2025 | 3,650,000 |
2026 | 5,250,000 |
Thereafter | 12,900,000 |
Debt | $ 34,167,202 | $ 12,797,126
Redemption price of debt instrument, percentage | 100.00% |
Unsecured | AerCap Trust & AICDC Notes | Minimum |  |
Maturities of Long-term Debt [Abstract] |  |
Stated interest rate | 0.68% |
Unsecured | AerCap Trust & AICDC Notes | Maximum |  |
Maturities of Long-term Debt [Abstract] |  |
Stated interest rate | 6.50% |

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- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=123466204&loc=SL6031897-161870 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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