Statement Of Changes In Equity [Abstract]
| Concept |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
As at 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
As at 2023-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | ||||||||||||||||||||||||||||||||||||||||
| Equity |
2,100,000
GIP
|
— |
8,000,000
GIP
|
299,400,000
GIP
|
— |
66,800,000
GIP
|
— |
1,386,200,000
GIP
|
— | — |
10,200,000
GIP
|
1,167,700,000
GIP
|
— |
14,200,000
GIP
|
— | — |
8,000,000
GIP
|
— | — |
12,400,000
GIP
|
306,500,000
GIP
|
— |
55,500,000
GIP
|
— |
742,900,000
GIP
|
10,200,000
GIP
|
— |
979,900,000
GIP
|
— | — | — |
3,800,000
GIP
|
247,400,000
GIP
|
10,400,000
GIP
|
576,900,000
GIP
|
10,200,000
GIP
|
357,800,000
GIP
|
8,000,000
GIP
|
3,200,000
GIP
|
23,300,000
GIP
|
| Changes in equity [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | ||||||||||||||||||||||||||||||||||||||||
| Profit (loss) | — |
–
GIP
|
— | — |
–
GIP
|
— |
–
GIP
|
— |
416,700,000
GIP
|
416,700,000
GIP
|
— | — |
–
GIP
|
— |
–
GIP
|
–
GIP
|
— |
–
GIP
|
–
GIP
|
— | — |
–
GIP
|
— |
–
GIP
|
— | — |
354,600,000
GIP
|
— |
–
GIP
|
354,600,000
GIP
|
–
GIP
|
— | — | — | — | — | — | — | — | — |
| Other comprehensive income | — | — | — | — | — | — | — | — |
100,000
GIP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,900,000
GIP
|
— | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income | — |
–
GIP
|
— | — |
–
GIP
|
— |
–
GIP
|
— |
416,600,000
GIP
|
416,700,000
GIP
|
— | — |
–
GIP
|
— |
10,400,000
GIP
|
10,300,000
GIP
|
— |
10,900,000
GIP
|
–
GIP
|
— | — |
–
GIP
|
— |
–
GIP
|
— | — |
358,500,000
GIP
|
— |
–
GIP
|
354,600,000
GIP
|
7,000,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity | — |
–
GIP
|
— | — |
58,900,000
GIP
|
— |
–
GIP
|
— |
58,900,000
GIP
|
–
GIP
|
— | — |
–
GIP
|
— |
–
GIP
|
–
GIP
|
— |
–
GIP
|
–
GIP
|
— | — |
72,500,000
GIP
|
— |
–
GIP
|
— | — |
72,500,000
GIP
|
— |
–
GIP
|
–
GIP
|
–
GIP
|
— | — | — | — | — | — | — | — | — |