XML 28 R3.htm IDEA: XBRL DOCUMENT v3.22.4
Balance Sheets - USD ($)
Dec. 31, 2022
Dec. 31, 2021
Current assets    
Cash and cash equivalents $ 6,605,000 $ 19,187,000
Short-term investments 70,804,000 96,397,000
Accounts receivable 7,482,000 7,091,000
Inventory 9,712,000 7,822,000
Prepaid expenses and other current assets 3,111,000 2,319,000
Total current assets 97,714,000 132,816,000
Property and equipment, net 1,064,000 603,000
Operating lease right-of-use asset 14,838,000 0
Restricted cash 122,000 122,000
Deferred offering costs 347,000 0
Other assets 21,000 21,000
Total assets 114,106,000 133,562,000
Current liabilities    
Accounts payable 2,147,000 1,378,000
Accrued liabilities 7,414,000 7,923,000
Operating lease liability 1,415,000 0
Total current liabilities 10,976,000 9,301,000
Deferred rent, noncurrent 0 911,000
Long-term debt 52,913,000 49,847,000
Operating lease liability, net of current portion 15,440,000 0
Total liabilities 79,329,000 60,059,000
Commitments and contingencies (Note 5)
Stockholders’ equity    
Preferred stock, $0.001 par value, 10,000,000 shares authorized; no shares issued and outstanding as of December 31, 2022 and December 31, 2021 0 0
Common stock, $0.001 par value, 200,000,000 shares authorized as of December 31, 2022 and December 31, 2021; 25,045,751 and 24,452,999 shares issued and outstanding as of December 31, 2022 and December 31, 2021, respectively 25,000 24,000
Additional paid-in-capital 506,713,000 497,522,000
Accumulated other comprehensive loss (1,108,000) (272,000)
Accumulated deficit (470,853,000) (423,771,000)
Total stockholders’ equity 34,777,000 73,503,000
Total liabilities and stockholders’ equity $ 114,106,000 $ 133,562,000