Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2021	Sep. 30, 2020
Current Assets:
Cash and cash equivalents	$ 48,159	$ 30,785
Available-for-sale securities	17,792	30,313
Accounts receivable, net of allowances of $118 and $130 as of March 31, 2021 and September 30, 2020, respectively	9,096	7,675
Contract assets — royalties and license fees	6,622	6,108
Inventories, net	6,309	5,966
Income tax receivable	1,657	2,391
Prepaids and other	3,406	3,370
Total Current Assets	93,041	86,608
Property and equipment, net	29,745	30,103
Available-for-sale securities	4,071
Deferred income taxes	6,507	7,315
Intangible assets, net	12,028	13,283
Goodwill	27,190	27,185
Other assets	4,513	4,269
Total Assets	177,095	168,763
Current Liabilities:
Accounts payable	1,593	1,515
Accrued liabilities:
Compensation	4,437	6,630
Accrued other	4,162	5,547
Deferred revenue	5,507	5,200
Total Current Liabilities	15,699	18,892
Deferred revenue, less current portion	11,763	10,796
Other long-term liabilities	7,552	8,020
Total Liabilities	35,014	37,708
Commitments and Contingencies (Note 17)
Stockholders’ Equity:
Series A Preferred stock — $.05 par value, 450 shares authorized; no shares issued and outstanding
Common stock — $.05 par value, 45,000 shares authorized; 13,868 and 13,672 shares issued and outstanding as of March 31, 2021 and September 30, 2020, respectively	693	684
Additional paid-in capital	18,516	15,369
Accumulated other comprehensive income	3,231	3,174
Retained earnings	119,641	111,828
Total Stockholders’ Equity	142,081	131,055
Total Liabilities and Stockholders’ Equity	$ 177,095	$ 168,763