Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents	$ 449,667	$ 790,151
Restricted cash, current	100,000	0
Short-term investments	330,000	16,300
Accounts receivable (net of allowance for credit losses of $25 and $17 as of December 31, 2024 and 2023, respectively)	85,178	59,199
Notes receivable	4,233	6,134
Inventories, net	39,875	44,827
Prepayments and other current assets	41,527	22,995
Total current assets	1,050,480	939,606
Restricted cash, non-current	1,114	1,113
Long-term investments	3,115	9,220
Prepayments for equipment	18	111
Property and equipment, net	47,961	53,734
Operating lease right-of-use assets	21,496	14,844
Land use rights, net	2,907	3,069
Intangible assets, net	56,027	13,389
Long-term deposits	1,284	1,209
Value added tax recoverable	1,351	0
Total assets	1,185,753	1,036,295
Current liabilities
Accounts payable	100,906	112,991
Current operating lease liabilities	8,048	7,104
Short-term debt	131,711	0
Other current liabilities	58,720	82,972
Total current liabilities	299,385	203,067
Deferred income	31,433	28,738
Non-current operating lease liabilities	13,712	8,047
Other non-current liabilities	325	325
Total liabilities	344,855	240,177
Commitments and contingencies (Note 20)
Shareholders’ equity
Ordinary shares (par value of $0.000006 per share; 5,000,000,000 shares authorized, 1,082,614,740 and 977,151,270 shares issued as of December 31, 2024 and 2023, respectively; 1,077,702,540 and 972,239,070 shares outstanding as of December 31, 2024 and 2023)	7	6
Additional paid-in capital	3,264,295	2,975,302
Accumulated deficit	(2,453,083)	(2,195,980)
Accumulated other comprehensive income	50,515	37,626
Treasury stock (at cost, 4,912,200 shares as of both December 31, 2024 and 2023)	(20,836)	(20,836)
Total shareholders’ equity	840,898	796,118
Total liabilities and shareholders’ equity	$ 1,185,753	$ 1,036,295