CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash, cash equivalents and restricted cash	$ 83,433	$ 48,875
Short-term investments	275,043	301,614
Accounts receivable, net	36,544	24,089
Inventory, net	39,228	39,705
Prepaid expenses and deposits	11,219	9,486
Other current assets	1,129	1,031
Total current assets	446,596	424,800
Finance right-of-use lease assets	92,072	108,715
Intangible assets, net	4,355	4,977
Operating right-of-use lease assets	4,068	4,498
Property and equipment, net	2,731	3,354
Long-term investments	0	201
Other noncurrent assets	823	1,517
Total assets	550,645	548,062
Current liabilities:
Accounts payable	5,187	4,327
Accrued expenses	64,971	50,062
Finance lease liabilities, current portion	14,046	14,609
Deferred revenue	11,002	4,813
Operating lease liabilities, current portion	1,026	989
Other current liabilities (of which nil and $0.8 million in 2024 and in 2023 is due to a related party, respectively)	1,531	2,388
Total current liabilities	97,763	77,188
Finance lease liabilities, less current portion	58,554	75,479
Deferred compensation and other noncurrent liabilities (of which nil and $7.6 million in 2024 and in 2023 is due to a related party, respectively)	11,107	10,911
Operating lease liabilities, less current portion	5,743	6,530
Total liabilities	173,167	170,108
Commitments and Contingencies (Note 5)
Shareholders' equity
Common shares - no par value, unlimited shares authorized, 140,883 and 143,833 shares issued and outstanding at December 31, 2024 and 2023, respectively	1,187,696	1,200,218
Additional paid-in capital	126,999	120,788
Accumulated other comprehensive loss	(647)	(730)
Accumulated deficit	(936,570)	(942,322)
Total shareholders' equity	377,478	377,954
Total liabilities and shareholders' equity	$ 550,645	$ 548,062