Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 95,817	$ 157,463
Investments	2,501	27,480
Accounts receivable, net of reserves of $1,523 and $962 at December 31, 2020 and December 31, 2019, respectively	24,102	23,079
Inventories, net	46,209	21,995
Prepaid expenses and other current assets	8,754	4,289
Total current assets	177,383	234,306
Property and equipment, net	50,613	50,783
Right-of-use assets	22,619	22,864
Other long-term assets	15,420	7,478
Intangible assets, net	91,157	7,585
Goodwill	8,413	7,694
Total assets	365,605	330,710
Current liabilities:
Accounts payable	8,984	3,832
Accrued expenses and other current liabilities	14,793	12,445
Contingent consideration – current portion	13,090	0
Total current liabilities	36,867	16,277
Other long-term liabilities	1,244	357
Contingent consideration – long term portion	22,320	0
Deferred tax liability	11,895	4,331
Lease liabilities	20,879	21,367
Commitments and contingencies (Note 12)
Stockholders’ equity:
Preferred stock, $0.01 par value; 1,250 shares authorized, no shares issued and outstanding at December 31, 2020 and December 31, 2019, respectively	0	0
Common stock, $.01 par value; 90,000 shares authorized, 14,329 and 14,308 shares issued and outstanding at December 31, 2020 and December 31, 2019, respectively	143	143
Additional paid-in-capital	55,355	48,707
Accumulated other comprehensive loss	(4,542)	(5,898)
Retained earnings	221,444	245,426
Total stockholders’ equity	272,400	288,378
Total liabilities and stockholders’ equity	$ 365,605	$ 330,710