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v3.20.4

Consolidated Balance Sheets - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Current assets |  |
Cash and cash equivalents | $ 16,862 | $ 5,837
Accounts receivable | 0 | 1,079
Inventory | 0 | 192
Other current assets | 698 | 729
Total current assets | 17,560 | 7,837
Property and equipment, net | 1,883 | 1,849
Operating lease right-of-use asset | 946 | 1,308
Restricted cash | 435 | 435
Intangible assets | 164 | 221
Other assets | 18 | 186
Total assets | 21,006 | 11,836
Current liabilities |  |
Accounts payable | 630 | 1,871
Accrued liabilities | 495 | 2,045
Deferred revenue | 0 | 21
Contract liabilities | 7,765 | 9,755
Other current liabilities | 0 | 83
Current portion of long-term debt | 431 | 0
Current portion of operating lease liability | 676 | 656
Current portion of finance lease obligations | 31 | 25
Total current liabilities | 10,028 | 14,456
Long-term debt, net of current portion | 1,151 | 0
Operating lease liability, net of current portion | 774 | 1,348
Finance lease obligations, net of current portion | 44 | 9
Total liabilities | 11,997 | 15,813
Commitments and contingencies (Note 13) |  |
Shareholders' equity (deficit) |  |
Preferred stock, par value $0.001; 25,000 shares authorized; zero and zero shares issued and outstanding | 0 | 0
Common stock, par value $0.001; 210,000 shares authorized; 152,926 and 125,803 shares issued and outstanding at December 31, 2020 and 2019, respectively | 153 | 126
Additional paid-in capital | 601,224 | 568,496
Subscriptions receivable | (6,135) | 0
Accumulated deficit | (586,233) | (572,599)
Total shareholders' equity (deficit) | 9,009 | (3,977)
Total liabilities and shareholders' equity (deficit) | 21,006 | 11,836
Reconciliation of cash, cash equivalents, and restricted cash balances |  |
Cash and cash equivalents | 16,862 | 5,837
Restricted cash | 435 | 435
Cash, cash equivalents, and restricted cash | $ 17,297 | $ 6,272

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