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Supplemental Guarantor Financial Information (Condensed Consolidated Balance Sheet) (AGAT/AICDC Notes) (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | --- | --- | ---
Assets |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ 2,035,447 |  | $ 2,403,098 |  | $ 1,490,369 |  | $ 295,514 |
Restricted cash |  | 329,180 |  | 419,447 |  |  |  |  |
Flight equipment held for operating leases, net |  | 31,501,973 |  | 32,219,494 |  | 31,984,668 |  |  |
Maintenance rights intangible and lease premium, net |  | 2,167,925 |  | 3,139,045 |  |  |  |  |
Flight equipment held for sale |  | 107,392 |  | 71,055 |  |  |  |  |
Net investment in finance and sales-type leases |  | 755,882 |  | 469,198 |  |  |  |  |
Prepayments on flight equipment |  | 3,265,979 |  | 3,300,426 |  | 3,486,514 |  |  |
Investments including investments in subsidiaries |  | 118,783 |  | 114,711 |  |  |  |  |
Other assets |  | 779,206 |  | 998,743 |  |  |  |  |
Total Assets |  | 41,620,453 |  | 43,749,499 |  |  |  |  |
Liabilities and Equity |  |  |  |  |  |  |  |  |
Debt |  | 27,716,999 |  | 29,641,863 |  |  |  |  |
Total Liabilities |  | 33,038,189 |  | 35,323,690 |  |  |  |  |
Total AerCap Holdings N.V. Shareholders' equity |  | 8,524,447 |  | 8,348,963 |  |  |  |  |
Non-controlling interest |  | 57,817 |  | 76,846 |  |  |  |  |
Total Equity |  | 8,582,264 |  | 8,425,809 |  | 7,942,548 |  | 2,429,232 |
Total Liabilities and Equity |  | 41,620,453 |  | 43,749,499 |  |  |  |  |
AGAT/AICDC Notes [Member] |  |  |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | 2,035,000 |  | 2,403,000 |  | 1,490,000 |  | 296,000 |
Restricted cash |  | 329,000 |  | 419,000 |  |  |  |  |
Flight equipment held for operating leases, net |  | 31,502,000 |  | 32,219,000 |  |  |  |  |
Maintenance rights intangible and lease premium, net |  | 2,168,000 |  | 3,139,000 |  |  |  |  |
Flight equipment held for sale |  | 107,000 |  | 71,000 |  |  |  |  |
Net investment in finance and sales-type leases |  | 757,000 |  | 469,000 |  |  |  |  |
Prepayments on flight equipment |  | 3,266,000 |  | 3,300,000 |  |  |  |  |
Investments including investments in subsidiaries |  | 119,000 |  | 115,000 |  |  |  |  |
Other assets |  | 1,337,000 |  | 1,614,000 |  |  |  |  |
Total Assets |  | 41,620,000 |  | 43,749,000 |  |  |  |  |
Liabilities and Equity |  |  |  |  |  |  |  |  |
Debt |  | 27,717,000 |  | 29,642,000 |  |  |  |  |
Other liabilities |  | 5,321,000 |  | 5,681,000 |  |  |  |  |
Total Liabilities |  | 33,038,000 |  | 35,323,000 |  |  |  |  |
Total AerCap Holdings N.V. Shareholders' equity |  | 8,524,000 |  | 8,349,000 |  |  |  |  |
Non-controlling interest |  | 58,000 |  | 77,000 |  |  |  |  |
Total Equity |  | 8,582,000 |  | 8,426,000 |  |  |  |  |
Total Liabilities and Equity |  | 41,620,000 |  | 43,749,000 |  |  |  |  |
AGAT/AICDC Notes [Member] | Eliminations [Member] |  |  |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |  |  |
Investments including investments in subsidiaries |  | (22,374,000) |  | (19,453,000) |  |  |  |  |
Intercompany receivables |  | (27,098,000) |  | (23,478,000) |  |  |  |  |
Other assets |  | (168,000) |  | (29,000) |  |  |  |  |
Total Assets |  | (49,640,000) |  | (42,960,000) |  |  |  |  |
Liabilities and Equity |  |  |  |  |  |  |  |  |
Intercompany payables |  | (27,098,000) |  | (23,478,000) |  |  |  |  |
Other liabilities |  | (168,000) |  | (29,000) |  |  |  |  |
Total Liabilities |  | (27,266,000) |  | (23,507,000) |  |  |  |  |
Total AerCap Holdings N.V. Shareholders' equity |  | (22,374,000) |  | (19,453,000) |  |  |  |  |
Total Equity |  | (22,374,000) |  | (19,453,000) |  |  |  |  |
Total Liabilities and Equity |  | (49,640,000) |  | (42,960,000) |  |  |  |  |
AGAT/AICDC Notes [Member] | AerCap Holdings N.V. [Member] |  |  |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | 4,000 |  | 14,000 |  | 7,000 |  |  |
Investments including investments in subsidiaries |  | 9,310,000 |  | 8,290,000 |  |  |  |  |
Intercompany receivables |  | 106,000 |  | 46,000 |  |  |  |  |
Other assets |  | 104,000 |  | 61,000 |  |  |  |  |
Total Assets |  | 9,524,000 |  | 8,411,000 |  |  |  |  |
Liabilities and Equity |  |  |  |  |  |  |  |  |
Intercompany payables |  | 978,000 |  | 4,000 |  |  |  |  |
Other liabilities |  | 22,000 |  | 58,000 |  |  |  |  |
Total Liabilities |  | 1,000,000 |  | 62,000 |  |  |  |  |
Total AerCap Holdings N.V. Shareholders' equity |  | 8,524,000 |  | 8,349,000 |  |  |  |  |
Total Equity |  | 8,524,000 |  | 8,349,000 |  |  |  |  |
Total Liabilities and Equity |  | 9,524,000 |  | 8,411,000 |  |  |  |  |
AGAT/AICDC Notes [Member] | AerCap Global Aviation Trust [Member] |  |  |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | 829,000 |  | 769,000 |  | 225,000 |  |  |
Flight equipment held for operating leases, net |  | 11,012,000 |  | 13,913,000 |  |  |  |  |
Maintenance rights intangible and lease premium, net |  | 1,190,000 |  | 1,789,000 |  |  |  |  |
Flight equipment held for sale |  | 28,000 |  | 12,000 |  |  |  |  |
Net investment in finance and sales-type leases |  | 437,000 |  | 193,000 |  |  |  |  |
Prepayments on flight equipment |  | 3,006,000 |  | 3,022,000 |  |  |  |  |
Investments including investments in subsidiaries |  | 874,000 |  | 633,000 |  |  |  |  |
Intercompany receivables |  | 12,639,000 |  | 11,541,000 |  |  |  |  |
Other assets |  | 538,000 |  | 619,000 |  |  |  |  |
Total Assets |  | 30,553,000 |  | 32,491,000 |  |  |  |  |
Liabilities and Equity |  |  |  |  |  |  |  |  |
Debt |  | 17,316,000 |  | 19,456,000 |  |  |  |  |
Intercompany payables |  | 3,726,000 |  | 4,025,000 |  |  |  |  |
Other liabilities |  | 2,241,000 |  | 2,676,000 |  |  |  |  |
Total Liabilities |  | 23,283,000 |  | 26,157,000 |  |  |  |  |
Total AerCap Holdings N.V. Shareholders' equity |  | 7,270,000 |  | 6,334,000 |  |  |  |  |
Total Equity |  | 7,270,000 |  | 6,334,000 |  |  |  |  |
Total Liabilities and Equity |  | 30,553,000 |  | 32,491,000 |  |  |  |  |
AGAT/AICDC Notes [Member] | AerCap Ireland Capital Designated Activity Company [Member] |  |  |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | 64,000 |  | 62,000 |  | 14,000 |  |  |
Investments including investments in subsidiaries |  | 7,249,000 |  | 6,319,000 |  |  |  |  |
Intercompany receivables |  | 1,000 |  |  |  |  |  |  |
Other assets |  | 60,000 |  | 41,000 |  |  |  |  |
Total Assets |  | 7,374,000 |  | 6,422,000 |  |  |  |  |
Liabilities and Equity |  |  |  |  |  |  |  |  |
Intercompany payables |  | 5,057,000 |  | 4,872,000 |  |  |  |  |
Other liabilities |  | 11,000 |  | 14,000 |  |  |  |  |
Total Liabilities |  | 5,068,000 |  | 4,886,000 |  |  |  |  |
Total AerCap Holdings N.V. Shareholders' equity |  | 2,306,000 |  | 1,536,000 |  |  |  |  |
Total Equity |  | 2,306,000 |  | 1,536,000 |  |  |  |  |
Total Liabilities and Equity |  | 7,374,000 |  | 6,422,000 |  |  |  |  |
AGAT/AICDC Notes [Member] | Guarantors [Member] |  |  |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | 931,000 | [1] | 1,366,000 | [1] | 1,006,000 | [1],[2] | 140,000 | [2]
Restricted cash | [1] | 9,000 |  | 18,000 |  |  |  |  |
Flight equipment held for operating leases, net | [1] | 1,299,000 |  | 1,171,000 |  |  |  |  |
Maintenance rights intangible and lease premium, net | [1] | 52,000 |  | 82,000 |  |  |  |  |
Net investment in finance and sales-type leases | [1] | 166,000 |  | 57,000 |  |  |  |  |
Prepayments on flight equipment | [1] | 5,000 |  | 6,000 |  |  |  |  |
Investments including investments in subsidiaries | [1] | 4,941,000 |  | 4,211,000 |  |  |  |  |
Intercompany receivables | [1] | 8,405,000 |  | 6,152,000 |  |  |  |  |
Other assets | [1] | 632,000 |  | 580,000 |  |  |  |  |
Total Assets | [1] | 16,440,000 |  | 13,643,000 |  |  |  |  |
Liabilities and Equity |  |  |  |  |  |  |  |  |
Debt | [1] | 340,000 |  | 375,000 |  |  |  |  |
Intercompany payables | [1] | 7,067,000 |  | 5,473,000 |  |  |  |  |
Other liabilities | [1] | 448,000 |  | 234,000 |  |  |  |  |
Total Liabilities | [1] | 7,855,000 |  | 6,082,000 |  |  |  |  |
Total AerCap Holdings N.V. Shareholders' equity | [1] | 8,509,000 |  | 7,484,000 |  |  |  |  |
Non-controlling interest | [1] | 76,000 |  | 77,000 |  |  |  |  |
Total Equity | [1] | 8,585,000 |  | 7,561,000 |  |  |  |  |
Total Liabilities and Equity | [1] | 16,440,000 |  | 13,643,000 |  |  |  |  |
AGAT/AICDC Notes [Member] | Non-Guarantors [Member] |  |  |  |  |  |  |  |  |
Assets |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | 207,000 |  | 192,000 |  | $ 238,000 |  | $ 156,000 |
Restricted cash |  | 320,000 |  | 401,000 |  |  |  |  |
Flight equipment held for operating leases, net |  | 19,191,000 |  | 17,135,000 |  |  |  |  |
Maintenance rights intangible and lease premium, net |  | 926,000 |  | 1,268,000 |  |  |  |  |
Flight equipment held for sale |  | 79,000 |  | 59,000 |  |  |  |  |
Net investment in finance and sales-type leases |  | 154,000 |  | 219,000 |  |  |  |  |
Prepayments on flight equipment |  | 255,000 |  | 272,000 |  |  |  |  |
Investments including investments in subsidiaries |  | 119,000 |  | 115,000 |  |  |  |  |
Intercompany receivables |  | 5,947,000 |  | 5,739,000 |  |  |  |  |
Other assets |  | 171,000 |  | 342,000 |  |  |  |  |
Total Assets |  | 27,369,000 |  | 25,742,000 |  |  |  |  |
Liabilities and Equity |  |  |  |  |  |  |  |  |
Debt |  | 10,061,000 |  | 9,811,000 |  |  |  |  |
Intercompany payables |  | 10,270,000 |  | 9,104,000 |  |  |  |  |
Other liabilities |  | 2,767,000 |  | 2,728,000 |  |  |  |  |
Total Liabilities |  | 23,098,000 |  | 21,643,000 |  |  |  |  |
Total AerCap Holdings N.V. Shareholders' equity |  | 4,289,000 |  | 4,099,000 |  |  |  |  |
Non-controlling interest |  | (18,000) |  |  |  |  |  |  |
Total Equity |  | 4,271,000 |  | 4,099,000 |  |  |  |  |
Total Liabilities and Equity |  | $ 27,369,000 |  | $ 25,742,000 |  |  |  |  |
[1] | Guarantors consist of AerCap U.S. Global Aviation LLC, AerCap Aviation Solutions B.V., AerCap Ireland Ltd. and ILFC.
[2] | Guarantors consist of AerCap U.S. Global Aviation LLC, AerCap Aviation Solutions B.V., AerCap Ireland Ltd. and ILFC. ILFC was acquired on May 14, 2014 and is not included prior to its acquisition date.

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