Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2021	Sep. 30, 2020
Current Assets:
Cash and cash equivalents	$ 62,177	$ 30,785
Available-for-sale securities	5,741	30,313
Accounts receivable, net of allowances of $118 and $130 as of June 30, 2021 and September 30, 2020, respectively	8,601	7,675
Contract assets — royalties and license fees	7,043	6,108
Inventories, net	6,316	5,966
Income tax receivable	1,136	2,391
Prepaids and other	3,098	3,370
Total Current Assets	94,112	86,608
Property and equipment, net	29,112	30,103
Available-for-sale securities	4,050
Deferred income taxes	6,368	7,315
Intangible assets, net	11,482	13,283
Goodwill	27,379	27,185
Other assets	4,696	4,269
Total Assets	177,199	168,763
Current Liabilities:
Accounts payable	1,519	1,515
Accrued liabilities:
Compensation	6,689	6,630
Accrued other	4,303	5,547
Deferred revenue	5,151	5,200
Total Current Liabilities	17,662	18,892
Deferred revenue, less current portion	11,035	10,796
Other long-term liabilities	7,670	8,020
Total Liabilities	36,367	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; 13,872 and 13,672 shares issued and outstanding as of June 30, 2021 and September 30, 2020, respectively	694	684
Additional paid-in capital	20,025	15,369
Accumulated other comprehensive income	3,759	3,174
Retained earnings	116,354	111,828
Total Stockholders’ Equity	140,832	131,055
Total Liabilities and Stockholders’ Equity	$ 177,199	$ 168,763