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Flight Equipment Held For Operating Leases, Net (Movements In Flight Equipment Held For Operating Leases) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Net Investment In Finance And Sales-type Leases [Abstract] |  |  |
Net book value at beginning of period | $ 31,984,668 | $ 8,085,947 |
ILFC Transaction |  | 24,038,423 |
GFL Transaction |  | (726,985) |
Additions | 3,604,122 | 2,314,908 |
Depreciation | (1,803,125) | (1,253,325) |
Impairment (Note 24) | (16,322) | (21,828) | $ (25,616)
AeroTurbine restructuring (Note 25) | (22,402) |  |
Disposals/Transfers to held for sale | (1,325,626) | (306,985) |
Transfers to net investment in finance and sales-type leases/inventory | (201,821) | (145,487) |
Net book value at end of period | 32,219,494 | 31,984,668 | $ 8,085,947
Accumulated depreciation as of December 31, 2015 and 2014, respectively | $ (3,934,685) | $ (2,591,000) |

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- Definition Operating Leases, Restructuring + References No definition available. + Details
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- Definition Represents the amount of divestiture in flight equipment under operating lease arrangements. + References No definition available. + Details
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Namespace Prefix: | aer_
Data Type: | xbrli:monetaryItemType
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- Definition Property Subject To Or Available For Operating Lease, Dispositions + References No definition available. + Details
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- Definition Represents the amount reclassified to net investment in finance and sales-type leases/Inventory under operating lease arrangements. + References No definition available. + Details
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- Definition The fair value of assets acquired in noncash investing or financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- References No definition available. + Details
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- Definition This element represents the loss resulting from the amount by which the cost or carrying amount, if different, of an asset subject to an agreement classified as an operating lease, at the inception of a lease involving real estate, exceeds the fair value of the leased property. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 25 -Paragraph 21 -URI http://asc.fasb.org/extlink&oid=6748888&loc=d3e40601-112709 + Details
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- Definition The total depreciation charge recorded for property subject to or held for lease. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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- Definition Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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- Definition The amount of accumulated depreciation, by major property class, recorded on property subject to or available for lease as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6453916&loc=d3e41460-112716 + Details
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- Definition The amount of property, by major property class, net of accumulated depreciation, subject to or available for lease as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718 + Details
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