Financial Assets at Fair Value - Summary of Financial Assets at Fair Value Through Other Comprehensive Income (Details) - CNY (¥) ¥ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Disclosure Of Fair Value Of Investments In Equity Instruments Designated As Measured At Fair Value Through Other Comprehensive Income [Line Items] | |||
| At beginning of the year | ¥ 14,498 | ||
| Currency translation differences | (822) | ¥ 120 | ¥ 193 |
| At end of the year | 26,231 | 14,498 | |
| Equity Investments | |||
| Disclosure Of Fair Value Of Investments In Equity Instruments Designated As Measured At Fair Value Through Other Comprehensive Income [Line Items] | |||
| At beginning of the year | 14,498 | 6,540 | |
| Addition | 8,271 | 0 | |
| Fair value change | 4,094 | 7,786 | |
| Currency translation differences | (632) | 172 | |
| At end of the year | ¥ 26,231 | ¥ 14,498 | ¥ 6,540 |