Condensed Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current assets
Cash and cash equivalents	$ 20,728	$ 26,245
Accounts receivable, net of allowance for credit losses of $76 and $481	7,451	8,603
Other current assets	4,266	4,636
Total current assets	32,445	39,484
Non‑current assets
Property and equipment, net	26,135	27,828
Intangible assets, net	4,871	5,874
Operating lease right-of-use assets	2,106	1,767
Goodwill	15,031	15,031
Other long-term assets	7,152	7,260
Total non‑current assets	55,295	57,760
Total assets	87,740	97,244
Current liabilities
Accounts payable	2,973	2,194
Accrued liabilities	9,684	10,064
Deferred revenue	617	678
Current portion of operating lease liabilities	1,232	719
Current portion of notes payable	16	21
Other current liabilities	638	641
Total current liabilities	15,160	14,317
Non‑current liabilities
Long‑term notes payable, net of current portion	46,782	36,408
Long-term operating lease liabilities	24,111	24,828
Other long-term liabilities	549	815
Total non‑current liabilities	71,442	62,051
Total liabilities	86,602	76,368
Commitments and contingencies
Stockholders' equity
Preferred stock, $0.001 par value, 5,000,000 authorized; 0 (2025 and 2024) issued and outstanding
Common stock, $0.001 par value, 200,000,000 authorized; 146,584,110 (2025) and 145,491,569 (2024) shares issued and outstanding	146	145
Additional paid‑in capital	486,058	483,228
Accumulated deficit	(485,066)	(462,497)
Total stockholders' equity	1,138	20,876
Total liabilities and stockholders' equity	$ 87,740	$ 97,244