Installment Payment Receivables, Net - Summary of Payment Maturity Analysis of Installment Payment Receivables (Detail) - Vehicles and Batteries [Member] ¥ in Thousands |
Dec. 31, 2025
CNY (¥)
|
|---|---|
| Installment Payment Receivables [Line Items] | |
| Less: Unrealized finance income | ¥ (1,718,521) |
| Within 1 year | 3,607,968 |
| Between 1 and 2 years | 2,998,705 |
| Between 2 and 3 years | 2,156,732 |
| Between 3 and 4 years | 1,378,131 |
| Between 4 and 5 years | 710,122 |
| Thereafter | 1,036,683 |
| Total receivables of installment payments | 11,888,341 |
| Installment payment receivables, gross | 10,169,820 |
| Less: Allowance for installment payment receivables | (120,746) |
| Installment payment receivables - net | ¥ 10,049,074 |