CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Current assets:
Cash, cash equivalents and restricted cash	$ 66,428	$ 83,433
Short-term investments	246,473	275,043
Accounts receivable, net	40,350	36,544
Inventory, net	46,195	39,228
Prepaid expenses and deposits	5,535	11,219
Other current assets	781	1,129
Total current assets	405,762	446,596
Finance right-of-use lease assets	87,577	92,072
Intangible assets, net	4,158	4,355
Operating right-of-use lease assets	3,954	4,068
Property and equipment, net	2,576	2,731
Other noncurrent assets	823	823
Total assets	504,850	550,645
Current liabilities:
Accounts payable	4,220	5,187
Accrued expenses	42,353	64,971
Finance lease liabilities, current portion	14,508	14,046
Deferred revenue	4,594	11,002
Operating lease liabilities, current portion	1,036	1,026
Other current liabilities	1,695	1,531
Total current liabilities	68,406	97,763
Finance lease liabilities, less current portion	56,828	58,554
Deferred revenue, less current portion	12,450	1,699
Deferred compensation and other noncurrent liabilities	11,438	9,408
Operating lease liabilities, less current portion	5,538	5,743
Total liabilities	154,660	173,167
Commitments and contingencies (Note 5)
Shareholders' equity
Common shares - no par value, unlimited shares authorized, 137,747 and 140,883 shares issued and outstanding at March 31, 2025 and December 31, 2024, respectively	1,163,262	1,187,696
Additional paid-in capital	100,979	126,999
Accumulated other comprehensive loss	(825)	(647)
Accumulated deficit	(913,226)	(936,570)
Total shareholders' equity	350,190	377,478
Total liabilities and shareholders' equity	$ 504,850	$ 550,645