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Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)
$ in Thousands
Jun. 30, 2016
Dec. 31, 2015
Current assets:    
Cash and cash equivalents $ 89,125 $ 110,707
Investments 22,500 27,751
Accounts receivable, net of reserves of $220 and $167 at June 30, 2016 and December 31, 2015, respectively 24,597 21,652
Inventories 17,264 14,938
Prepaid expenses and other current assets 1,158 1,385
Total current assets 154,644 176,433
Property and equipment, net 49,198 40,108
Long-term deposits and other 69 69
Intangible assets, net 11,259 11,656
Goodwill 7,568 7,482
Total Assets 222,738 235,748
LIABILITIES AND STOCKHOLDERS’ EQUITY    
Accounts payable 3,294 8,302
Accrued expenses and other current liabilities 6,638 4,778
Income taxes payable 591 4,198
Total current liabilities 10,523 17,278
Other long-term liabilities 1,173 781
Long-term deferred revenue 56 66
Deferred tax liability 6,570 6,775
Commitments and contingencies (Note 12)
Stockholders’ equity:    
Preferred stock, $.01 par value; 1,250,000 shares authorized, no shares issued and outstanding at June 30, 2016 and December 31, 2015, respectively
Common stock, $.01 par value; 60,000,000 and 30,000,000 shares authorized, 14,777,663 and 15,036,808 shares issued and outstanding at June 30, 2016 and December 31, 2015, respectively 148 150
Additional paid-in-capital 59,506 81,685
Accumulated other comprehensive loss (6,410) (6,649)
Retained earnings 151,172 135,662
Total stockholders’ equity 204,416 210,848
Total Liabilities and Stockholders’ Equity $ 222,738 $ 235,748