Consolidated Balance Sheets (Current Period Unaudited) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current assets:
Cash and cash equivalents	$ 94,599	$ 95,817
Investments	0	2,501
Accounts receivable, net of reserves of $1,411 and $1,523 at March 31, 2021 and December 31, 2020, respectively	26,509	24,102
Inventories, net	42,718	46,209
Prepaid expenses and other current assets	9,648	8,754
Total current assets	173,474	177,383
Property and equipment, net	49,131	50,613
Right-of-use assets	22,325	22,619
Other long-term assets	20,292	15,420
Intangible assets, net	88,986	91,157
Goodwill	8,045	8,413
Total assets	362,253	365,605
Current liabilities:
Accounts payable	8,683	8,984
Accrued expenses and other current liabilities	13,460	14,793
Contingent consideration – current portion	24,830	13,090
Total current liabilities	46,973	36,867
Other long-term liabilities	1,583	1,244
Contingent consideration	5,760	22,320
Deferred tax liability	10,738	11,895
Lease liabilities	20,543	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 March 31, 2021 and December 31, 2020, respectively		0
Common stock, $0.01 par value; 90,000 shares authorized, 14,366 and 14,329 shares issued and outstanding at March 31, 2021 and December 31, 2020, respectively	144	143
Additional paid-in-capital	57,281	55,355
Accumulated other comprehensive loss	(5,051)	(4,542)
Retained earnings	224,282	221,444
Total stockholders’ equity	276,656	272,400
Total liabilities and stockholders’ equity	$ 362,253	$ 365,605