Asset Disposals	6 Months Ended
Jun. 30, 2017
Property, Plant and Equipment [Abstract]
Asset Disposals	ASSET DISPOSALS There were no sales or disposals of aircraft during the first quarter of 2017. During the second quarter of 2017, we disposed five medium aircraft and related parts inventory utilized in the Oil and Gas segment. These aircraft no longer met our strategic needs. During the first quarter of 2016, we sold one light aircraft previously utilized in the Oil and Gas segment. Cash proceeds totaled $0.9 million, resulting in the loss on the sale of this asset of $0.4 million. During the second quarter of 2016, we sold four light and three medium aircraft and related parts inventory utilized in the Oil and Gas segment. Cash proceeds totaled $10.1 million, resulting in a gain on the sale of these assets of $4.3 million. These aircraft no longer met our strategic needs.

ASSET DISPOSALS

There were no sales or disposals of aircraft during the first quarter of 2017. During the second quarter of 2017, we disposed five medium aircraft and related parts inventory utilized in the Oil and Gas segment. These aircraft no longer met our strategic needs.

During the first quarter of 2016, we sold one light aircraft previously utilized in the Oil and Gas segment. Cash proceeds totaled $0.9 million, resulting in the loss on the sale of this asset of $0.4 million. During the second quarter of 2016, we sold four light and three medium aircraft and related parts inventory utilized in the Oil and Gas segment. Cash proceeds totaled $10.1 million, resulting in a gain on the sale of these assets of $4.3 million. These aircraft no longer met our strategic needs.