Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 90,976	$ 95,817
Investments		2,501
Accounts receivable, net of reserves of $1,358 and $1,523 at September 30, 2021 and December 31, 2020, respectively	32,352	24,102
Inventories, net	35,019	46,209
Prepaid expenses and other current assets	7,433	8,754
Total current assets	165,780	177,383
Property and equipment, net	49,111	50,613
Right-of-use assets	21,397	22,619
Other long-term assets	23,671	15,420
Intangible assets, net	85,021	91,157
Goodwill	7,950	8,413
Total assets	352,930	365,605
Current liabilities:
Accounts payable	7,942	8,984
Accrued expenses and other current liabilities	17,339	14,793
Contingent consideration – current portion	3,490	13,090
Total current liabilities	28,771	36,867
Other long-term liabilities	1,489	1,244
Contingent consideration	0	22,320
Deferred tax liability	12,972	11,895
Lease liabilities	19,638	20,879
Commitments and contingencies (Note 9)
Stockholders’ equity:
Preferred stock, $0.01 par value; 1,250 shares authorized, no shares issued and outstanding at September 30, 2021 and December 31, 2020, respectively	0	0
Common stock, $0.01 par value; 90,000 shares authorized, 14,436 and 14,329 shares issued and outstanding at September 30, 2021 and December 31, 2020, respectively	144	143
Additional paid-in-capital	63,864	55,355
Accumulated other comprehensive loss	(5,319)	(4,542)
Retained earnings	231,371	221,444
Total stockholders’ equity	290,060	272,400
Total liabilities and stockholders’ equity	$ 352,930	$ 365,605