RENTAL EQUIPMENT, NET Schedule of Rental Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Sep. 30, 2018
Property, Plant and Equipment [Line Items]
Rental equipment, gross	$ 206,242	$ 170,183
Accumulated depreciation	(59,427)	(62,893)
Rental equipment, Net book value	146,815	107,290
Computers and IT networking equipment
Property, Plant and Equipment [Line Items]
Rental equipment, gross	50,122	55,215
Motor vehicles and other
Property, Plant and Equipment [Line Items]
Rental equipment, gross	50,259	45,293
Office furniture and equipment
Property, Plant and Equipment [Line Items]
Rental equipment, gross	3,756	3,738
Solar panels and equipment
Property, Plant and Equipment [Line Items]
Rental equipment, gross	$ 102,105	$ 65,938