Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 442,603	$ 503,341
Restricted cash	184	25
Accounts receivable, net of allowance for credit losses of $2,857 and $2,429	23,088	21,190
Inventories	5,666	5,137
Prepaids and other current assets	20,233	22,097
Total current assets	491,774	551,790
Property and equipment, net	108,041	109,479
Deferred tax assets, net	37,413	40,035
Goodwill	6,160	6,160
Equity securities, including securities measured at fair value of $115,338 and $102,529	350,580	342,682
Operating lease right-of-use assets	10,192	12,584
Other long-term assets, net	2,790	3,236
Total assets	1,006,950	1,065,966
Current liabilities:
Accounts payable	96,232	102,293
Accrued liabilities	91,794	101,902
Unearned revenue	56,554	59,387
Operating lease liabilities, current	5,636	5,402
Other Liabilities, Current	3,428	3,349
Total current liabilities	253,644	272,333
Long-term debt, net	36,248	37,984
Operating lease liabilities, non-current	5,220	7,960
Other long-term liabilities	3,128	3,303
Total liabilities	298,240	321,580
Stockholders' equity:
Common stock, $0.0001 par value, authorized shares - 100,000	5	4
Additional paid-in capital	972,845	960,544
Accumulated deficit	(121,323)	(136,590)
Accumulated other comprehensive loss	(529)	(537)
Treasury stock at cost - 5,331 and 3,602	(142,288)	(79,035)
Total stockholders' equity	708,710	744,386
Total liabilities and stockholders' equity	1,006,950	1,065,966
Series A-1 Preferred Stock
Stockholders' equity:
Preferred stock, $0.0001 par value, authorized shares - 5,000	0	0
Series B Preferred Stock
Stockholders' equity:
Preferred stock, $0.0001 par value, authorized shares - 5,000	$ 0	$ 0