v3.26.1
Related Party Transactions - Schedule of Related Parties and their Relationships (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Related Party Transaction [Line Items]      
Transportation services to related parties $ 13,375 $ 732 $ 37
Transportation services from related parties $ 3,087 2,074 1,355
Fujian Bafang Shengfeng Logistics Co., Ltd (“Fujian Bafang”) [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company An equity investee of the Company    
Fuzhou Tianyu Shengfeng Industrial Co., Ltd (“Fuzhou Tianyu”) [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company A company controlled by Yongxu Liu, CEO and Chairman of the Company    
Fuzhou Tianyu Shengfeng Property Management Co., Ltd (“Fuzhou Tianyu Management”) [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company A company under the control of a shareholder    
Fuzhou Tianyu Yuanmei Catering Co., Ltd (“Fuzhou Tianyu Catering”) [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company A company under the control of a shareholder    
Fujian Desheng Logistics Co., Ltd (“Fujian Desheng”) [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company A company under the control of a shareholder    
Yongxu Liu [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company The Company’s CEO and Chairman    
Xiying Yang [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company CEO’s spouse    
Yongteng Liu [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company CEO’s brother    
Total due to related parties $ 110  
Fujian Yunlian Shengfeng Industry Co., Ltd., (“Fujian Yunlian”) [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company Shengfeng VIE’s shareholder    
Fuzhou Puhui Technology Co., Ltd [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company Non-controlling shareholder of Ningde Shengfeng Logistics Co. Ltd.    
Chongqing Changjiang River Moulding Material (Group) Co., Ltd. (“Chongqing Changjiang”) [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company Non-controlling shareholder of Liaoning Tianyu Changsheng Supply Chain Management Co., Ltd.    
Pingtan SF [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company An equity method investee of the Company    
Total due from related parties [1] $ 6,971  
Mid-Castle Development Ltd. (“Mid-Castle”) [Member]      
Related Party Transaction [Line Items]      
Relationship with the Company The Company’s shareholder    
Transportation services to Fujian Bafang [Member]      
Related Party Transaction [Line Items]      
Transportation services to related parties $ 40
Transportation services to Fujian Desheng [Member]      
Related Party Transaction [Line Items]      
Transportation services to related parties 28 157 37
Transportation services to Chongqing Changjiang and its subsidiaries [Member]      
Related Party Transaction [Line Items]      
Transportation services to related parties 13,307 575
Transportation services from Fujian Bafang [Member]      
Related Party Transaction [Line Items]      
Transportation services from related parties 2,796 1,799 1,108
Lease services from Fuzhou Tianyu [Member]      
Related Party Transaction [Line Items]      
Transportation services from related parties 274 227 228
Lease services from Fuzhou Tianyu Management [Member]      
Related Party Transaction [Line Items]      
Transportation services from related parties 17 47 17
Catering services from Tianyu Catering [Member]      
Related Party Transaction [Line Items]      
Transportation services from related parties 1 $ 2
Fuzhou Tianyu [Member]      
Related Party Transaction [Line Items]      
Total due from related parties 42 41  
Total due to related parties 21 18  
Fujian Desheng [Member]      
Related Party Transaction [Line Items]      
Total due from related parties 39  
Fujian Bafang [Member]      
Related Party Transaction [Line Items]      
Total due from related parties 31  
Total due to related parties [2] 1,699 1,662  
Mid-Castle [Member]      
Related Party Transaction [Line Items]      
Total due from related parties 472  
Chongqing Changjiang and its subsidiaries [Member]      
Related Party Transaction [Line Items]      
Total due from related parties 4,642 621  
Related Party [Member]      
Related Party Transaction [Line Items]      
Total due from related parties 12,158 701  
Total due to related parties 1,830 1,687  
Fuzhou Tianyu Management [Member]      
Related Party Transaction [Line Items]      
Total due to related parties $ 7  
[1] See Note 4
[2] On December 10, 2007, the Company entered into an interest-free loan agreement with Fujian Bafang for a principal amount of approximately $1.4 million (RMB 9.6 million). Such loan is due on demand.