Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2015	Sep. 30, 2014
Current Assets:
Cash and cash equivalents	$ 54,108	$ 43,511
Available-for-sale securities		3,040
Accounts receivable, net of allowance for doubtful accounts of $10 and $42 as of June 30, 2015 and September 30, 2014, respectively	5,995	4,751
Inventories	3,464	2,817
Deferred tax assets	470	394
Income tax receivable	649	59
Prepaids and other	624	692
Current assets of discontinued operations		16
Total Current Assets	65,310	55,280
Property and equipment, net	12,102	13,133
Available-for-sale securities		16,823
Deferred tax assets	6,197	6,718
Intangible assets, net	2,389	2,946
Goodwill	8,010	8,010
Other assets, net	1,979	1,979
Total Assets	95,987	104,889
Current Liabilities:
Accounts payable	958	1,028
Accrued liabilities:
Compensation	2,135	2,061
Accrued other	1,112	881
Deferred revenue	49	52
Current liabilities of discontinued operations		45
Total Current Liabilities	4,254	4,067
Deferred revenue, less current portion	227	226
Other long-term liabilities	1,778	1,845
Total Liabilities	$ 6,259	$ 6,138
Commitments and Contingencies (Note 16)
Stockholders' Equity:
Series A Preferred stock- $.05 par value, 450,000 shares authorized; no shares issued and outstanding
Common stock- $.05 par value, 45,000,000 shares authorized; 13,022,396 and 13,606,545 shares issued and outstanding, respectively	$ 651	$ 680
Additional paid-in capital	2,276	2,662
Accumulated other comprehensive (loss) income	(3)	1,528
Retained earnings	86,804	93,881
Total Stockholders' Equity	89,728	98,751
Total Liabilities and Stockholders' Equity	$ 95,987	$ 104,889