Summary of equity attributable to Novartis AG shareholders (Details 2) - USD ($) shares in Millions, $ in Billions |
1 Months Ended | 3 Months Ended | ||||
|---|---|---|---|---|---|---|
May 31, 2026 |
Jul. 31, 2025 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Jul. 31, 2023 |
Mar. 31, 2026 |
|
| Disclosure of classes of share capital [line items] | ||||||
| Maximal amount of share buyback programm | $ 10.0 | $ 15.0 | $ 10.0 | |||
| Amount of share buyback programm related to irrevocable, non-discretionary arangement | 12.1 | 10.7 | 8.7 | |||