XML 32 R17.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Maintenance Rights Intangible And Lease Premium, Net | 12 Months Ended
--- | ---
Dec. 31, 2015
Maintenance Rights Intangible And Lease Premium, Net [Abstract] |
Maintenance Rights Intangible And Lease Premium | 8. Maintenance rights intangible and lease premium, net Maintenance rights intangible and lease premium consisted of the following as of December 31, 2015 and 2014:
| As of December 31,
| 2015 |  | 2014
Maintenance rights intangible | $ | 3,068,318 |  | $ | 3,812,259
Lease premium |  | 70,727 |  |  | 93,767
| $ | 3,139,045 |  | $ | 3,906,026
Movements in maintenance rights intangible during the year s ended December 31, 2015 and 2014 were as follows:
| Year Ended December 31,
| 2015 |  | 2014
Maintenance rights intangible, net at beginning of period | $ | 3,812,259 |  | $ | —
ILFC Transaction |  | — |  |  | 3,975,286
EOL and MR contract maintenance rights expense |  | (348,366) |  |  | (54,507)
MR contract maintenance rights write off due to maintenance liability release |  | (161,839) |  |  | (48,729)
EOL contract maintenance rights write off due to cash receipt |  | (118,438) |  |  | (27,570)
EOL and MR contract intangible write off due to sale of aircraft |  | (115,298) |  |  | —
Transfer to lease incentives |  | — |  |  | (32,221)
Maintenance rights intangible, net at end of period | $ | 3,068,318 |  | $ | 3,812,259
The following tables present details of lease premium and related accumulated amortization as of December 31, 2015 and 2014:
| As of December 31, 2015
| Gross carrying amount |  | Accumulated amortization |  | Net carrying amount
Lease premium | $ | 107,140 |  | $ | (36,413) |  | $ | 70,727
| As of December 31, 2014
| Gross carrying amount |  | Accumulated amortization |  | Net carrying amount
Lease premium | $ | 119,763 |  | $ | (25,996) |  | $ | 93,767
Lease premiums that are fully amortized are removed from the gross carrying amount and accumulated amortization column s in the table s above. During the years ended December 31, 2015, 2014 and 2013, we recorded amortization expense for lease premium of $23.0 million, $18.0 million and $8.7 million, respectively. As of December 31, 2015, the estimated future amortization expense for lease premium was as follows:
| Estimated amortization expense
2016 | $ | 19,835
2017 |  | 13,632
2018 |  | 11,219
2019 |  | 10,466
2020 |  | 7,727
Thereafter |  | 7,848
| $ | 70,727

X
- Definition Maintenance Rights Intangible And Lease Premium [Abstract] + References No definition available. + Details
Name: | aer_MaintenanceRightsIntangibleAndLeasePremiumAbstract
Namespace Prefix: | aer_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for all or part of the information related to intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16373-109275 + Details
Name: | us-gaap_IntangibleAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration