Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2021	Sep. 30, 2020
Current Assets:
Cash and cash equivalents	$ 31,153	$ 30,785
Available-for-sale securities	7,717	30,313
Accounts receivable, net of allowances of $119 and $130 as of September 30, 2021 and 2020, respectively	9,169	7,675
Contract assets — royalties and license fees	7,091	6,108
Inventories, net	6,760	5,966
Income tax receivable	1,912	2,391
Prepaids and other	6,453	3,370
Total Current Assets	70,255	86,608
Property and equipment, net	30,090	30,103
Available-for-sale securities	2,002
Deferred income taxes	5,867	7,315
Intangible assets, net	37,054	13,283
Goodwill	45,606	27,185
Other assets	3,718	4,269
Total Assets	194,592	168,763
Current Liabilities:
Accounts payable	1,783	1,515
Accrued liabilities:
Compensation	8,480	6,630
Accrued other	4,905	5,547
Short-term borrowings	10,000
Deferred revenue	4,647	5,200
Total Current Liabilities	29,815	18,892
Deferred revenue, less current portion	10,301	10,796
Deferred income taxes	2,742
Other long-term liabilities	11,649	8,020
Total Liabilities	54,507	37,708
Commitments and Contingencies (Note 11)
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; 13,899 and 13,672 shares issued and outstanding, as of September 30, 2021 and 2020, respectively	695	684
Additional paid-in capital	21,598	15,369
Accumulated other comprehensive income	1,727	3,174
Retained earnings	116,065	111,828
Total Stockholders’ Equity	140,085	131,055
Total Liabilities and Stockholders’ Equity	$ 194,592	$ 168,763