v3.20.4
CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Current assets:    
Cash and cash equivalents $ 17,299 $ 58,610
Short-term investments 11,698  
Restricted cash 393 388
Accounts receivable 4,887 1,122
Inventory 1,383 2,594
Prepaid expenses and other current assets 3,930 808
Total current assets 39,590 63,522
Non-current restricted cash 597 1,040
Land, buildings, and equipment 22,860 23,212
Other non-current assets 280 324
Total assets 63,327 88,098
Current liabilities:    
Accounts payable 929 1,077
Accrued expenses 2,891 2,544
Accrued compensation 1,950 2,181
Due to related parties 766 977
Current portion of financing lease obligations 364 356
Other current liabilities 45 61
Total current liabilities 6,945 7,196
Financing lease obligations 17,876 18,244
Long-term debt 1,518  
Other non-current liabilities 113 150
Total liabilities 26,452 25,590
Stockholders’ equity:    
Common stock, $0.0001 par value; 275,000,000 shares authorized; 37,165,196 shares issued and 37,065,044 shares outstanding as of December 31, 2020 and 33,033,689 shares issued and 32,951,329 shares outstanding as of December 31, 2019 4 3
Additional paid-in capital 204,807 185,588
Common stock in treasury, at cost, 100,152 shares as of December 31, 2020 and 82,360 as of December 31, 2019 (1,043) (1,043)
Accumulated deficit (166,893) (122,057)
Accumulated other comprehensive income   17
Total stockholders’ equity 36,875 62,508
Total liabilities and stockholders’ equity $ 63,327 $ 88,098

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