RENTAL EQUIPMENT, NET Schedule of Rental Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Sep. 30, 2018
Property, Plant and Equipment [Line Items]
Rental equipment, gross	$ 188,392	$ 157,372
Accumulated depreciation	(48,305)	(50,082)
Rental equipment, Net book value	140,087	107,290
Computers and IT networking equipment
Property, Plant and Equipment [Line Items]
Rental equipment, gross	43,896	53,035
Motor vehicles and other
Property, Plant and Equipment [Line Items]
Rental equipment, gross	59,589	43,505
Office furniture and equipment
Property, Plant and Equipment [Line Items]
Rental equipment, gross	3,409	3,590
Solar panels and equipment
Property, Plant and Equipment [Line Items]
Rental equipment, gross	$ 81,498	$ 57,242