Goodwill and Other Intangibles (Schedule of Goodwill) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Goodwill [Roll Forward]
Impairment	$ 0	$ 0	$ (52,585)
ACMI Services [Member]
Goodwill [Roll Forward]
Impairment	0	0	(52,585)
CAM [Member]
Goodwill [Roll Forward]
Carrying value, beginning balance	34,395	34,395
Impairment	0	0
Carrying value, ending balance	$ 34,395	$ 34,395	$ 34,395