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Unaudited Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Current assets:    
Cash and cash equivalents $ 2,010 $ 11,211
Marketable securities 1,640 951
Receivables, net of allowance for doubtful accounts of $709 and $631, respectively 6,319 6,782
Inventories, net 11,689 13,228
Prepaid expenses and other assets 5,638 2,193
Total current assets 27,296 34,365
Long-term marketable securities 2,243 3,764
Long-term inventories, net 7,143 8,953
Property and equipment, net 1,099 1,388
Operating lease - right of use assets, net 2,547
Intangibles, net 12,609 10,249
Other assets 197 196
Total assets 53,134 58,915
Current liabilities:    
Accounts payable 1,735 3,729
Accrued liabilities 2,864 1,996
Deferred product revenue 227 283
Total current liabilities 4,826 6,008
Deferred rent 135
Operating lease liability 2,129
Other long-term liabilities 195 571
Total liabilities 7,150 6,714
Shareholders' equity:    
Common stock, par value $0.001, 50,000,000 shares authorized, 16,646,323 and 16,630,597 shares issued and outstanding 17 17
Additional paid-in capital 58,037 57,840
Accumulated other comprehensive loss (172) (181)
Accumulated deficit (11,898) (5,475)
Total shareholders' equity 45,984 52,201
Total liabilities and shareholders' equity $ 53,134 $ 58,915