v3.25.1
Subsequent events (Details)
¥ in Thousands, $ in Millions
12 Months Ended
Feb. 14, 2025
CNY (¥)
Feb. 14, 2025
USD ($)
Dec. 31, 2022
CNY (¥)
Jan. 26, 2025
CNY (¥)
Subsequent Event [Line Items]        
Purchase consideration, cash payment     ¥ 708,587  
Subsequent Event | Mergers and acquisitions financing agreement        
Subsequent Event [Line Items]        
Amount of debt       ¥ 5,600,000
2027       850,000
2028       800,000
2029       1,000,000
2030       1,100,000
2031       1,200,000
2032       ¥ 670,000
Debt, weighted average interest rate       2.67%
Subsequent Event | Lynk & Co        
Subsequent Event [Line Items]        
Equity interest held 51.00% 51.00%    
Stake of minority interest in subsidiary company 49.00% 49.00%    
Subsequent Event | Lynk & Co        
Subsequent Event [Line Items]        
Business combination, capital contribution ¥ 367,000 $ 50.0    
Subsequent Event | Lynk & Co | Volvo Car (China) Investment Co., Ltd.        
Subsequent Event [Line Items]        
Ownership interest acquired (as percentage) 30.00% 30.00%    
Business combination, consideration transferred ¥ 5,400,000 $ 739.8    
Subsequent Event | Lynk & Co | Geely Holding        
Subsequent Event [Line Items]        
Ownership interest acquired (as percentage) 20.00% 20.00%    
Business combination, consideration transferred ¥ 3,600,000 $ 493.2    
Subsequent Event | Lynk&Co and Geedy Holding        
Subsequent Event [Line Items]        
Purchase consideration, cash payment ¥ 6,700,000 $ 913.4