Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2019	Sep. 30, 2019
Current Assets:
Cash and cash equivalents	$ 9,006	$ 30,361
Available-for-sale securities	39,256	24,931
Accounts receivable, net of allowance for doubtful accounts of $176 and $200 as of December 31, 2019 and September 30, 2019, respectively	7,681	8,993
Contract assets - royalties and license fees	7,847	8,210
Inventories, net	4,951	4,501
Income tax receivable	561	558
Prepaids and other	4,164	3,866
Total Current Assets	73,466	81,420
Property and equipment, net	30,766	29,748
Deferred income taxes	6,370	6,176
Intangible assets, net	13,785	14,226
Goodwill	26,546	26,171
Other assets	4,125	2,124
Total Assets	155,058	159,865
Current Liabilities:
Accounts payable	2,396	2,085
Accrued liabilities:
Compensation	1,989	4,581
Accrued other	4,878	4,790
Deferred revenue	4,928	5,553
Contingent consideration		3,200
Total Current Liabilities	14,191	20,209
Deferred revenue, less current portion	10,907	11,628
Other long-term liabilities	6,634	5,512
Total Liabilities	31,732	37,349
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; 13,593,069 and 13,504,102 shares issued and outstanding as of December 31, 2019 and September 30, 2019, respectively	680	675
Additional paid-in capital	10,361	10,740
Accumulated other comprehensive income	1,432	396
Retained earnings	110,853	110,705
Total Stockholders’ Equity	123,326	122,516
Total Liabilities and Stockholders’ Equity	$ 155,058	$ 159,865