SUBSEQUENT EVENT (Details) (Subsequent Event [Member], Airnorth [Member]) In Millions, unless otherwise specified	0 Months Ended
	Jan. 30, 2015 USD ($)	Jan. 30, 2015 AUD	Jan. 30, 2015 USD ($) aircraft	Jan. 30, 2015 AUD	Jan. 30, 2015 Turboprop [Member] aircraft	Jan. 30, 2015 Regional Jets [Member] aircraft
Subsequent Event [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired			85.00%	85.00%
Acquisition cost	$ 24.0	30.3
Potential earn-out payments			$ 13.5	17.0
Potential earn-out payment period	three	three
Number Of Aircrafts Owned			13	13	9	4