Aircraft Held for Sale (Tables)
12 Months Ended
Dec. 31, 2015
Discontinued Operations and Disposal Groups [Abstract]  
Disclosure of Changes in Assets Held for Sale
The activity in aircraft held for sale during the year was as follows (in thousands):

Aircraft held for sale, January 1, 2015
$
—

Aircraft classified as held for sale
29,976

Book value of two aircraft sold
(2,400
)
Impairment charge on aircraft held for sale
(14,859
)
Fluctuations due to foreign currency translation adjustments
(369
)
Aircraft held for sale, December 31, 2015
$
12,348