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CONSOLIDATED BALANCE SHEETS - USD ($)
Dec. 31, 2015
Dec. 31, 2014
Current assets:    
Cash and cash equivalents $ 14,338,000 $ 14,622,000
Accounts receivable, net of reserves of $797,000 and of $1,523,000 in 2015 and 2014, respectively 1,052,000 1,243,000
Inventories, net 4,298,000 4,829,000
Other current assets 1,555,000 992,000
Total current assets 21,243,000 21,686,000
Property and equipment, net 1,631,000 1,583,000
Restricted cash and cash equivalents 350,000 350,000
Other assets 1,521,000 1,763,000
Intangibles, net 9,031,000 9,415,000
Goodwill 3,922,000 3,922,000
Total assets 37,698,000 38,719,000
Current liabilities:    
Accounts payable and accrued expenses 6,687,000 5,546,000
Current portion of long-term obligations, net of discount 0 7,363,000
Joint Venture purchase obligation 1,750,000 3,008,000
Total current liabilities 8,437,000 15,917,000
Warrant liability 0 9,793,000
Deferred revenues 105,000 112,000
Long-term deferred rent 269,000 558,000
Long-term obligations, net of discount, less current portion 16,681,000 18,041,000
Total liabilities $ 25,492,000 $ 44,421,000
Commitments and contingencies
Stockholders' equity:    
Series A 3.6% convertible preferred stock, $0.001 par value; 5,000,000 shares authorized; 13,500 shares issued and no shares outstanding in 2015; 13,500 shares issued and 5,311 outstanding in 2014 $ 0 $ 0
Common stock, $0.001 par value; 290,000,000 shares authorized; 195,058,395 and 99,348,377 shares issued and outstanding in 2015 and 2014, respectively 195,000 99,000
Additional paid-in capital 368,032,000 331,772,000
Accumulated other comprehensive income 996,000 700,000
Accumulated deficit (357,017,000) (338,273,000)
Total stockholders equity (deficit) 12,206,000 (5,702,000)
Total liabilities and stockholders equity (deficit) $ 37,698,000 $ 38,719,000