Consolidated Balance Sheets - USD ($)	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 159,169,000	$ 302,605,000
Restricted cash	26,924,000	144,000
Accounts receivable, net of allowance for credit losses of $2,236 and $1,298	15,847,000	19,420,000
Inventories	11,546,000	13,040,000
Prepaids and other current assets	14,021,000	14,864,000
Total current assets	227,507,000	350,073,000
Property and equipment, net	23,544,000	27,577,000
Intangible assets, net	30,246,000	25,254,000
Goodwill	6,160,000	6,160,000
Equity securities, including securities measured at fair value of $21,640 and $41,046	78,186,000	155,873,000
Operating lease right-of-use assets	6,858,000	3,468,000
Other long-term assets, net	29,453,000	12,951,000
Property and equipment, net held for sale	0	54,462,000
Total assets	401,954,000	635,818,000
Current liabilities:
Accounts payable	81,939,000	106,070,000
Accrued liabilities	73,614,000	73,682,000
Unearned revenue	43,095,000	49,597,000
Operating lease liabilities, current	1,342,000	2,814,000
Short-term debt, net	24,871,000	0
Current debt, net held for sale	0	232,000
Total current liabilities	224,861,000	232,395,000
Operating lease liabilities, non-current	6,452,000	940,000
Other long-term liabilities	7,909,000	9,107,000
Long-term debt, net held for sale	0	34,244,000
Total liabilities	239,222,000	276,686,000
Commitments and Contingencies (Note 15)
Stockholders' equity:
Preferred stock, $0.0001 par value, authorized shares - 5,000, issued and outstanding - none	0	0
Common stock, $0.0001 par value, authorized shares - 100,000	5,000	5,000
Additional paid-in capital	1,072,869,000	1,007,649,000
Accumulated deficit	(740,466,000)	(481,671,000)
Accumulated other comprehensive loss	0	(506,000)
Treasury stock at cost - 6,491 and 6,356	(169,676,000)	(166,345,000)
Total stockholders' equity	162,732,000	359,132,000
Total liabilities and stockholders' equity	$ 401,954,000	$ 635,818,000