Unaudited Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 153,958	$ 200,351
Accounts receivable	1,290	21,086
Prepaid expenses	12,147	9,912
Other current assets	4,680	4,024
Total current assets	172,075	235,373
Long-term assets:
Property and equipment, net of accumulated depreciation of $44,459 and $42,709 as of June 30, 2024 and December 31, 2023, respectively	11,783	13,084
Operating lease right-of-use assets	20,329	22,637
Restricted cash	3,731	3,699
Other assets	900	156
Total long-term assets	36,743	39,576
Total assets	208,818	274,949
Current liabilities:
Accounts payable	18,149	12,839
Accrued expenses and other current liabilities	10,677	16,828
Current portion of deferred revenue	137,138	150,059
Current portion of operating lease liability	7,164	6,714
Total current liabilities	173,128	186,440
Long-term liabilities:
Deferred revenue, net of current portion	9,582	15,601
Operating lease liability, net of current portion	21,711	25,404
Total long-term liabilities	31,293	41,005
Total liabilities	204,421	227,445
Series A preferred shares, no par value; 3,901,348 shares issued and outstanding at June 30, 2024 and December 31, 2023	7,874	7,874
Shareholders' equity (deficit):
Ordinary shares, no par value; 122,479,289 and 119,162,234 shares issued and outstanding at June 30, 2024 and December 31, 2023, respectively	950,530	935,367
Additional paid-in capital	135,603	129,237
Accumulated other comprehensive loss	(279)	(124)
Accumulated deficit	(1,089,331)	(1,024,850)
Total shareholders' equity (deficit)	(3,477)	39,630
Total liabilities, Series A preferred shares, and shareholders' equity (deficit)	$ 208,818	$ 274,949