v3.26.1
Related party transactions - Summary of Amounts Due To And From Related Parties (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables   $ 80,683  
Other assets   2,713  
Trade receivables - related parties   83,396  
Other contributed capital $ 4,133,458 3,625,027 [1]  
Total for all related parties      
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables 197,797    
Other assets 2,834    
Trade receivables - related parties 200,631    
Loans and borrowings (2,021,664) (1,480,628)  
Trade payables (992,001) (790,546)  
Accrued expenses (254,139) (236,548)  
Lease liabilities (72,821) (73,430)  
Other liabilities (11,582) (39,644)  
Total 3,352,207 2,620,796  
Revenue from sale of goods, related party transactions 352,292 276,313 $ 138,674
Volvo Cars      
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables   21,713  
Other assets   0  
Trade receivables - related parties   21,713  
Volvo Cars | Total for all related parties      
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables 104,996    
Other assets 0    
Trade receivables - related parties 104,996    
Loans and borrowings (1,020,230) (1,022,746)  
Trade payables (497,386) (430,828)  
Accrued expenses (160,522) (79,470)  
Lease liabilities (72,821) (73,430)  
Other liabilities (8,098) (37,269)  
Total 1,759,057 1,643,743  
Revenue from sale of goods, related party transactions 217,885 101,299 86,460
Geely      
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables   42,316  
Other assets   2,713  
Trade receivables - related parties   45,029  
Geely | Total for all related parties      
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables 77,017    
Other assets 2,834    
Trade receivables - related parties 79,851    
Loans and borrowings (935,440) (402,539)  
Trade payables (492,808) (357,984)  
Accrued expenses (88,713) (143,066)  
Lease liabilities 0 0  
Other liabilities 0 0  
Total 1,516,961 903,589  
Geely | Total for all related parties | Technology License Agreements      
Disclosure of transactions between related parties [line items]      
Total   7,647  
Geely | Total for all related parties | Manufacturing and Vehicle Supply Agreements      
Disclosure of transactions between related parties [line items]      
Total   37,397  
Polestar Times Technology      
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables   3,445  
Other assets   0  
Trade receivables - related parties   3,445  
Polestar Times Technology | Total for all related parties      
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables 29    
Other assets 0    
Trade receivables - related parties 29    
Loans and borrowings 0 0  
Trade payables 0 (1)  
Accrued expenses (53) (10,015)  
Lease liabilities 0 0  
Other liabilities 0 0  
Total 53 10,016  
Revenue from sale of goods, related party transactions 21,858 69,478  
Other related parties      
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables   13,209  
Other assets   0  
Trade receivables - related parties   13,209  
Other related parties | Total for all related parties      
Disclosure of transactions between related parties [line items]      
Trade receivables and other receivables 15,755    
Other assets 0    
Trade receivables - related parties 15,755    
Loans and borrowings (65,994) (55,343)  
Trade payables (1,807) (1,733)  
Accrued expenses (4,851) (3,997)  
Lease liabilities 0 0  
Other liabilities (3,484) (2,375)  
Total 76,136 63,448  
Revenue from sale of goods, related party transactions $ 0 $ 10 $ 5,895
[1] Certain figures and descriptions were re-presented (see Voluntary re-presentation from previous year in Note 2 - Material accounting policies and use of significant judgements and estimates).