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Geographic Information (Schedule Of Long-Lived Assets By Segment) (Details) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 USD ($) country | Dec. 31, 2015 USD ($) country
Segment Reporting Information [Line Items] |  |  |
Long-Lived Assets | [1] | $ 34,277,259 | $ 35,498,380
Geographic Concentration Risk [Member] | Long-Lived Assets [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of long-lived assets | [1] | 100.00% | 100.00%
China [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-Lived Assets | [2] | $ 4,962,336 | $ 5,143,237
China [Member] | Geographic Concentration Risk [Member] | Long-Lived Assets [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of long-lived assets | [2] | 14.50% | 14.50%
United States Of America [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-Lived Assets |  | $ 4,752,971 | $ 4,528,441
United States Of America [Member] | Geographic Concentration Risk [Member] | Long-Lived Assets [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of long-lived assets |  | 13.90% | 12.80%
Ireland [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-Lived Assets |  | $ 703,635 | $ 929,509
Ireland [Member] | Geographic Concentration Risk [Member] | Long-Lived Assets [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of long-lived assets |  | 2.10% | 2.60%
Other Countries [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-Lived Assets | [3] | $ 23,858,317 | $ 24,897,193
Other Countries [Member] | Long-Lived Assets [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Number of individual countries | country |  | 0 | 0
Other Countries [Member] | Geographic Concentration Risk [Member] | Long-Lived Assets [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of long-lived assets | [3] | 69.50% | 70.10%
Minimum [Member] | Geographic Concentration Risk [Member] | Long-Lived Assets [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Percentage of long-lived assets |  | 10.00% | 10.00%
AeroTurbine, Inc. [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-Lived Assets |  | $ 105,700 | $ 225,000
[1] | Excludes AeroTurbine long-lived assets of $105.7 million and $225.0 million as of December 31, 2016 and 2015, respectively.
[2] | Includes mainland China, Hong Kong and Macau.
[3] | No individual country within this category accounts for more than 10% of our lease revenue.

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