v3.26.1
Statutory Reserves and Restricted Net Assets - Statement of Cash Flows (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Statement of Cash Flows      
Net cash used in operating activities $ 81,040 $ 80,352 $ 36,443
Net cash generated from investing activities 225,979 107,428 332,455
Payment for repurchase of ordinary shares (12) (70) (3,339)
Payment for cancellation of treasury shares (12)    
Payments of dividend 69,848 33,022  
Proceeds from exercise of share options 2 168 1,187
Payments of deferred offering costs   276 71
Net cash used in financing activities (69,870) (33,200) (2,223)
Effect of exchange rate changes on cash and cash equivalents, restricted cash 420 116 (1,148)
Net increase in cash and cash equivalents, restricted cash 237,569 154,696 365,527
Cash and cash equivalents, restricted cash at the beginning of year 653,384 498,688 133,161
Cash and cash equivalents, restricted cash at the end of year 890,953 653,384 498,688
Reportable Legal Entities | Parent Company      
Statement of Cash Flows      
Net cash used in operating activities (739) (3,606) (3,478)
Advance to, and investment in subsidiaries (1,189)   (7,940)
Net cash provided by inter-company transactions 72,214 15,509 30,349
Net cash generated from investing activities 71,025 15,509 22,409
Payment for repurchase of ordinary shares (12) (70) (3,339)
Payment for cancellation of treasury shares (12)    
Payments of dividend (69,848) (33,022)  
Proceeds from exercise of share options 2 168 1,187
Payments of deferred offering costs   (276) (71)
Net cash used in financing activities (69,870) (33,200) (2,223)
Net increase in cash and cash equivalents, restricted cash 416 (21,297) 16,708
Cash and cash equivalents, restricted cash at the beginning of year 96 21,393 4,685
Cash and cash equivalents, restricted cash at the end of year $ 512 $ 96 $ 21,393