CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Revenue:
Total revenue	$ 15,285	$ 13,137
Cost of revenue:
Total cost of revenue	18,612	19,539
Gross profit (loss)	(3,327)	(6,402)
Operating expenses:
Selling, general and administrative expenses	5,094	5,574
Research and development expenses	3,372	3,605
Bad debt recovery	(482)	(889)
Total operating expenses	7,984	8,290
Loss from operations	(11,311)	(14,692)
Other income (expense):
Interest expense	(8)	(7)
Interest income	130	106
Foreign exchange losses, net	(65)	(10)
Other, net	(17)	(16)
Total other income, net	40	73
Loss before income taxes	(11,271)	(14,619)
Income tax expense (benefit)	434	(3,577)
Net loss	$ (11,705)	$ (11,042)
Loss per common share:
Basic	$ (0.89)	$ (0.85)
Diluted	$ (0.89)	$ (0.85)
Weighted average common shares outstanding:
Basic	13,094,809	13,024,579
Diluted	13,094,809	13,024,579
Products
Revenue:
Total revenue	$ 10,297	$ 11,752
Cost of revenue:
Total cost of revenue	14,836	15,444
Rental equipment
Revenue:
Total revenue	4,988	1,385
Cost of revenue:
Total cost of revenue	$ 3,776	$ 4,095