CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenues:
Total revenues	$ 19,751	$ 40,728	$ 68,859	$ 210,627
Cost of revenues:
Total cost of revenues	23,057	25,352	70,770	120,256
Gross profit (loss)	(3,306)	15,376	(1,911)	90,371
Operating expenses:
Selling, general and administrative	5,469	6,237	17,291	19,493
Research and development	3,564	3,667	10,556	13,139
Bad debt expense	112	14	1,130	658
Total operating expenses	9,145	9,918	28,977	33,290
Income (loss) from operations	(12,451)	5,458	(30,888)	57,081
Other income (expense):
Interest expense	(36)	(143)	(255)	(378)
Interest income	138	12	312	68
Foreign exchange gains (losses), net	(567)	52	1,621	132
Other, net	(24)	(50)	(137)	(88)
Total other income (expense), net	(489)	(129)	1,541	(266)
Income (loss) before income taxes	(12,940)	5,329	(29,347)	56,815
Income tax expense (benefit)	(4,376)	1,577	(10,156)	18,071
Net income (loss)	$ (8,564)	$ 3,752	$ (19,191)	$ 38,744
Basic earnings (loss) per share	$ (0.66)	$ 0.29	$ (1.48)	$ 2.96
Diluted earnings (loss) per share	$ (0.66)	$ 0.29	$ (1.48)	$ 2.95
Weighted average shares outstanding – Basic	13,002,916	12,951,845	12,994,391	12,949,807
Weighted average shares outstanding – Diluted	13,002,916	12,999,807	12,994,391	13,000,103
Products
Revenues:
Total revenues	$ 15,467	$ 33,437	$ 58,763	$ 190,167
Cost of revenues:
Total cost of revenues	19,233	21,902	59,248	110,540
Rental equipment
Revenues:
Total revenues	4,284	7,291	10,096	20,460
Cost of revenues:
Total cost of revenues	$ 3,824	$ 3,450	$ 11,522	$ 9,716