Special Items (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Total Special items		$ 74,777
Aircraft rentals	$ 273,696	305,334	$ 325,360
Paint facility
Total Special items		4,800
EMB 120
Total Special items		57,046
Estimated fair value		48,300
Aircraft rentals		8,800
ERJ 145
Total Special items		12,931
Estimated fair value		11,400
Aircraft rentals		$ 1,500