XML 19 R6.htm IDEA: XBRL DOCUMENT v3.21.1
Consolidated Statements of Cash Flows - USD ($)
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (6,026,000) $ (28,873,000)
Adjustments to reconcile net loss to cash used in operating activities:    
Change in fair value of common stock warrant liabilities (6,570,000) 9,243,000
Change in fair value of contingent consideration   (1,000,000)
Offering costs   708,000
Depreciation 632,000 194,000
Amortization of intangible assets 30,000  
Lease amortization 1,048,000 708,000
(Gain) Loss on disposal of equipment (8,000) 3,000
Net amortization of investment premium (44,000) (180,000)
Stock-based compensation 2,042,000 2,287,000
Gain on sale of Verdeca (8,814,000)  
Corporate securities received in exchange for license agreement (4,318,000)  
Unrealized gain on corporate securities (656,000)  
Write down of inventory 4,311,000 304,000
Loss on extinguishment of warrant liability 635,000  
Deferred income taxes (107,000)  
Changes in operating assets and liabilities:    
Accounts receivable (1,119,000) (437,000)
Unbilled revenue   3,000
Inventories (9,751,000) (1,535,000)
Prepaid expenses and other current assets 39,000 (8,000)
Other noncurrent assets (15,000) (1,000)
Accounts payable and accrued expenses (580,000) 2,102,000
Amounts due to related parties 40,000 11,000
Unearned revenue (34,000) (54,000)
Other current liabilities (43,000) 42,000
Operating lease payments (910,000) (715,000)
Net cash used in operating activities (30,218,000) (17,198,000)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Proceeds from sale of property and equipment 8,000 16,000
Purchases of property and equipment (2,335,000) (1,477,000)
Proceeds from sale of Verdeca 3,153,000  
Acquisitions, net of cash acquired (500,000)  
Purchases of investments (1,292,000) (28,358,000)
Proceeds from sales and maturities of investments 18,250,000 21,450,000
Net cash provided by (used in) investing activities 17,284,000 (8,369,000)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from borrowings 3,108,000  
Payments of transaction costs relating to extinguishment of warrant liability (863,000)  
Principal payments on notes payable (34,000) (8,000)
Proceeds from exercise of warrants 9,372,000 5,269,000
Proceeds from exercise of stock options and purchases through ESPP 51,000 21,000
Capital contributions received from non-controlling interest 1,578,000 689,000
Net cash provided by financing activities 20,560,000 21,986,000
Net increase (decrease) in cash, cash equivalents and restricted cash 7,626,000 (3,581,000)
Cash, cash equivalents and restricted cash — beginning of period 8,417,000 11,998,000
Cash, cash equivalents and restricted cash — end of period 16,043,000 8,417,000
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:    
Cash paid for interest 10,000 4,000
Cash paid for taxes 1,000 2,000
NONCASH TRANSACTIONS:    
Offering costs in accounts payable and accrued expenses at end of period   20,000
Shares of common stock issued at closing of ISI transaction 432,000  
Reclassification of common stock warrant liability balance with warrant exercises   7,016,000
Right of use assets obtained in exchange for new operating lease liabilities 331,000 2,328,000
Right of use assets obtained through modification of existing lease agreement 4,207,000 194,000
Fixed assets acquired with notes payable 37,000 139,000
Purchases of fixed assets included in accounts payable and accrued expenses 71,000 1,000
December 2020 Purchase Agreement [Member]    
NONCASH TRANSACTIONS:    
Common stock warrants issued to placement agent and included in offering costs related to purchase agreement 287,000  
May 2020 Warrants Transaction [Member]    
NONCASH TRANSACTIONS:    
Common stock warrants issued to placement agent and included in offering costs 215,000  
July 2020 Warrants Transaction [Member]    
NONCASH TRANSACTIONS:    
Common stock warrants issued to placement agent and included in offering costs 101,000  
June 2019 Offering [Member]    
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments of offering costs   (663,000)
Proceeds from issuance of common stock and warrants from Offering   7,500,000
NONCASH TRANSACTIONS:    
Common stock warrants issued to placement agent and included in offering costs   86,000
September 2019 Offering [Member]    
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments of offering costs   (798,000)
Proceeds from issuance of common stock and warrants from Offering   10,000,000
NONCASH TRANSACTIONS:    
Common stock warrants issued to placement agent and included in offering costs   95,000
June 2018 Offering [Member]    
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments of offering costs   $ (24,000)
December 2020 Offering [Member]    
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments of offering costs (652,000)  
Proceeds from issuance of common stock and warrants from Offering $ 8,000,000