ACQUISITION (Results of Operations) (Details) $ in Thousands	12 Months Ended
	Aug. 31, 2018 USD ($)
Business Acquisition [Line Items]
Net (Loss) from Aeropost Operations, net of tax benefit	$ (6,901)	[1]
Aeropost, Inc [Member]
Business Acquisition [Line Items]
Total revenue included in the Consolidated Statement of Income since acquisition	16,863
Asset impairment and pre-acquisition costs	$ 3,400

[1] Does not include approximately $3.4 million of Aeropost-related costs for asset impairment and pre-acquisition costs.