CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 135,646	$ 23,312
Restricted cash	300	1,072
Accounts receivable, net of allowances of $655 and $1,610 as of December 31, 2024 and 2023, respectively	4,214	7,174
Inventories	7,475	12,649
Prepaid expenses and other current assets	5,210	2,170
Current assets held-for-sale	0	33,109
Total current assets	152,845	79,486
Property and equipment, net	7,694	8,472
Operating lease right-of-use assets	2,000	2,289
Other assets	686	678
Non-current assets held-for-sale	0	18,798
Total assets	163,225	109,723
Current liabilities:
Accounts payable	2,746	5,445
Financial liabilities, net of debt issuance costs of $0 and $51 as of December 31, 2024 and 2023, respectively	0	9,949
Operating lease liabilities	852	782
Accrued compensation and related benefits	862	1,376
Accrued income taxes payable	1,173	104
Other accrued expenses and liabilities	2,327	917
Current liabilities held-for-sale	0	12,209
Total current liabilities	7,960	30,782
Long-term operating lease liabilities	1,167	1,507
Other long-term liabilities	29	26
Non-current liabilities held-for-sale	0	3,136
Total liabilities	9,156	35,451
Commitments and contingencies (see Note 16)
Stockholders' equity:
Common stock, $0.001 par value: 50,000 shares authorized; 25,974 and 24,902 shares issued and 23,431 and 23,247 shares outstanding as of December 31, 2024 and 2023, respectively	26	25
Additional paid-in capital	509,482	500,752
Treasury stock 2,543 and 1,655 shares as of December 31, 2024 and 2023, respectively	(16,490)	(12,969)
Accumulated deficit	(340,050)	(414,870)
Accumulated other comprehensive income	1,096	1,329
Total stockholders' equity	154,069	74,272
Total liabilities and stockholders' equity	163,225	109,723
Series B Convertible Preferred Stock
Stockholders' equity:
Series B preferred stock, $0.001 par value: 5,000 shares authorized; 5,000 shares issued and outstanding as of December 31, 2024 and 2023, respectively	$ 5	$ 5