v3.25.1
Certain risks and concentration - Schedule of Consolidated Financial Information of Group's VIEs and VIE's Subsidiary Excluding Inter Company Items With Group's Subsidiaries Included in Accompanying Consolidated Financial Statements (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Current assets      
Cash and cash equivalents $ 444,761 $ 1,063,956  
Restricted cash and cash equivalents 371,332 319,250  
Short-term deposits 1,061,011 1,970,346  
Short-term investments 288,589 274,846  
Accounts receivable, net 121,861 130,700  
Amounts due from 467 810  
Prepayments and other current assets 247,538 255,489  
Total current assets 2,556,281 4,072,640  
Non-current assets      
Investments 530,685 544,542  
Property and equipment, net 499,723 390,681  
Land use rights, net 303,115 316,070  
Intangible assets, net 277,257 333,715  
Right of use asset, net 20,457 30,173  
Other non-current assets 19,084 16,763  
Total non-current assets 4,971,516 4,411,225  
Total assets 7,527,797 8,483,865  
Current liabilities      
Accounts payable 84,015 66,755  
Deferred revenue 66,813 73,673  
Advances from customers 4,031 6,047  
Income taxes payable 78,304 86,100  
Accrued liabilities and other current liabilities 2,393,923 2,381,189  
Amounts due to 1,378 2,533  
Lease liabilities due within one year 10,775 12,388  
Short-term loans 34,853 52,119  
Total current liabilities 2,674,092 3,086,407  
Non-current liabilities      
Lease liabilities 9,948 18,422  
Deferred revenue 12,635 12,932  
Deferred tax liabilities 47,631 53,955  
Total non-current liabilities 70,214 85,309  
Total liabilities 2,744,306 3,171,716  
Total cost and operating expenses (1,431,585) (1,454,842) $ (1,559,388)
Other items of the consolidated statements of comprehensive income (247,615) (197,010)  
Net cash (used in) provided by operating activities 308,657 295,579 316,494
Net cash (used in) provided by investing activities (210,249) 420,373 (510,284)
Net cash provided by (used in) financing activities (707,831) (841,745) (321,909)
Variable interest entity      
Current assets      
Cash and cash equivalents 74,242 60,482  
Restricted cash and cash equivalents 3,620 3,497  
Short-term deposits 301,784 355,399  
Short-term investments   8,471  
Accounts receivable, net 11,123 1,649  
Prepayments and other current assets 91,610 91,773  
Total current assets 1,070,512 1,344,280  
Non-current assets      
Investments 414,921 400,654  
Long-term deposits 73,034    
Property and equipment, net 388,178 292,032  
Land use rights, net 303,115 316,070  
Intangible assets, net 31,913 40,436  
Right of use asset, net 3,644 6,706  
Other non-current assets 11,594 11,375  
Total non-current assets 1,226,399 1,067,273  
Total assets 2,296,911 2,411,553  
Current liabilities      
Accounts payable 67,829 46,833  
Deferred revenue 7,637 8,873  
Advances from customers 39 52  
Income taxes payable 9,986 21,487  
Accrued liabilities and other current liabilities 64,427 69,303  
Lease liabilities due within one year 2,070 2,447  
Short-term loans 34,853 52,119  
Total current liabilities 392,620 489,702  
Non-current liabilities      
Lease liabilities 1,693 4,370  
Deferred revenue 3,067 2,667  
Deferred tax liabilities 9,499 10,440  
Total non-current liabilities 14,259 17,477  
Total liabilities 406,879 507,179  
Total cost and operating expenses (289,962) (354,306) (547,931)
Other items of the consolidated statements of comprehensive income 23,645 21,589 52,054
Net income from continuing operations 11,238 22,968 37,366
Net cash (used in) provided by operating activities 9,863 27,077 47,904
Net cash (used in) provided by investing activities 81,314 (211,471) (236,506)
Net cash provided by (used in) financing activities (76,365) (2,314) 33,507
Variable interest entity | Group companies      
Current assets      
Amounts due from 587,774 822,281  
Current liabilities      
Amounts due to 202,264 285,047  
Variable interest entity | Related Party      
Current assets      
Amounts due from 359 728  
Current liabilities      
Amounts due to 3,515 3,541  
Group companies      
Non-current liabilities      
Net revenues 56,762 54,280 54,587
Net cash (used in) provided by operating activities 36,974 (31,888) (47,155)
Net cash (used in) provided by investing activities 177,941 (129,111) (194,107)
Net cash provided by (used in) financing activities 3,950 517 32,753
Third parities      
Non-current liabilities      
Net revenues 220,793 301,405 478,656
Net cash (used in) provided by operating activities (27,111) 58,965 95,059
Net cash (used in) provided by investing activities (96,627) (82,360) (42,399)
Net cash provided by (used in) financing activities $ (80,315) $ (2,831) $ 754