Selected Quarterly Information (Unaudited) (Tables)

12 Months Ended

Sep. 30, 2017

Quarterly Financial Information Disclosure [Abstract]

Summarized Data for Each of the Quarters

The following table represents summarized data for each of the quarters in fiscal years 2017 and 2016 (in thousands, except per share amounts):

	2017
	Fourth Quarter			Third Quarter			Second Quarter			First Quarter
Revenue	$	23,683		$	14,195		$	20,558			$	15,285
Gross profit (loss)		(9,686	)		(5,112	)		(2,558	)			(3,327	)
Loss from operations		(18,178	)		(13,774	)		(11,060	)			(11,311	)
Other income (expense), net		231			46			(102	)			40
Net loss		(19,207	)		(14,376	)		(11,503	)			(11,705	)
Basic loss per share	$	(1.46	)	$	(1.09	)	$	(0.88	)		$	(0.89	)
Diluted loss per share	$	(1.46	)	$	(1.09	)	$	(0.88	)		$	(0.89	)

	2016
	Fourth Quarter			Third Quarter			Second Quarter			First Quarter
Revenue	$	16,314		$	17,678		$	14,931			$	13,137
Gross profit (loss)		(5,467	)		(2,900	)		(4,594	)			(6,402	)
Loss from operations		(14,816	)		(12,015	)		(13,987	)			(14,692	)
Other income (expense), net		2			(617	)		719				73
Net loss		(12,309	)		(11,654	)		(10,965	)			(11,042	)
Basic loss per share	$	(0.94	)	$	(0.89	)	$	(0.84	)		$	(0.85	)
Diluted loss per share	$	(0.94	)	$	(0.89	)	$	(0.84	)		$	(0.85	)

Impact of Restatement on Balance Sheets for Quarterly Information

The impact of the restatement on these balance sheets was as follows (in thousands):

	AS OF DECEMBER 31, 2016
	As Reported		Adjustment			Restated
Current assets:
Cash and cash equivalents	$	12,794	$	-		$	12,794
Short-term investments		24,739		-			24,739
Trade accounts receivable, net		13,819		-			13,819
Financing receivables, net		1,678		-			1,678
Income tax receivable		13,290		-			13,290
Inventories		101,765		(77,089	)		24,676
Prepaid and other current assets		1,855		-			1,855
Total current assets		169,940		(77,089	)		92,851
Rental equipment		26,821		-			26,821
Property, plant and equipment		43,477		-			43,477
Non-current inventories	-			77,089			77,089
Deferred income tax assets, net		179		-			179
Non-current financing receivables, net		1,385		-			1,385
Prepaid income taxes		2,227		-			2,227
Other assets		80		-			80
Total assets		244,109		-			244,109
Total liabilities and stockholders' equity	$	244,109	$	-		$	244,109

	AS OF MARCH 31, 2017
	As Reported		Adjustment			Restated
Current assets:
Cash and cash equivalents	$	19,307	$	-		$	19,307
Short-term investments		28,862		-			28,862
Trade accounts receivable, net		16,709		-			16,709
Financing receivables, net		1,890		-			1,890
Income tax receivable		483		-			483
Inventories		92,103		(69,448	)		22,655
Prepaid and other current assets		1,827		-			1,827
Total current assets		161,181		(69,448	)		91,733
Rental equipment		24,485		-			24,485
Property, plant and equipment		44,484		-			44,484
Non-current inventories	-			69,448			69,448
Deferred income tax assets, net		247		-			247
Non-current financing receivables, net		427		-			427
Prepaid income taxes		1,843		-			1,843
Other assets		80		-			80
Total assets		232,747		-			232,747
Total liabilities and stockholders' equity	$	232,747	$	-		$	232,747

	AS OF JUNE 30, 2017
	As Reported		Adjustment			Restated
Current assets:
Cash and cash equivalents	$	17,077	$	-		$	17,077
Short-term investments		36,461		-			36,461
Trade accounts receivable, net		8,327		-			8,327
Financing receivables, net		2,614		-			2,614
Income tax receivable		473		-			473
Inventories		88,024		(65,642	)		22,382
Prepaid and other current assets		1,854		-			1,854
Total current assets		154,830		(65,642	)		89,188
Rental equipment		20,551		-			20,551
Property, plant and equipment		43,432		-			43,432
Non-current inventories	-			65,642			65,642
Deferred income tax assets, net		267		-			267
Non-current financing receivables, net		588		-			588
Prepaid income taxes		1,464		-			1,464
Other assets		641		-			641
Total assets		221,773		-			221,773
Total liabilities and stockholders' equity	$	221,773	$	-		$	221,773