Statement Of Financial Position [Abstract]
| Concept |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2025-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
As at 2024-03-31 |
As at 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 financial position [abstract] | ||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||
| Non-current assets [abstract] | ||||||||||||||||||||||||
| Property, plant and equipment | — | — | — | — |
115,900,000
GIP
|
— | — | — | — | — | — | — | — | — |
34,300,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Trade and other non-current receivables | — | — | — | — |
38,800,000
GIP
|
— | — | — | — | — | — | — | — | — |
32,100,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — | — | — |
84,700,000
GIP
|
— | — | — | — | — | — | — | — | — |
103,000,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Non-current assets | — | — | — | — |
243,400,000
GIP
|
— | — | — | — | — | — | — | — | — |
175,900,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Current assets [abstract] | ||||||||||||||||||||||||
| Trade and other current receivables | — | — | — | — |
347,600,000
GIP
|
— | — | — | — | — | — | — | — | — |
442,800,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — | — | — |
13,982,800,000
GIP
|
— | — | — | — | — | — | — | — | — |
10,479,200,000
GIP
|
— | — | — |
7,679,400,000
GIP
|
— | — | — | — | — |
| Current assets | — | — | — | — |
19,002,800,000
GIP
|
— | — | — | — | — | — | — | — | — |
14,961,500,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Assets | — | — | — | — |
19,246,200,000
GIP
|
— | — | — | — | — | — | — | — | — |
15,137,400,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||
| Issued capital | — | — | — | — |
10,200,000
GIP
|
— | — | — | — | — | — | — | — | — |
10,200,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Retained earnings | — | — | — | — |
1,167,700,000
GIP
|
— | — | — | — | — | — | — | — | — |
742,900,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Other reserves | — | — | — | — |
2,100,000
GIP
|
— | — | — | — | — | — | — | — | — |
12,400,000
GIP
|
— | — | — | — | — | — | — | — | — |
| 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
|
| Liabilities [abstract] | ||||||||||||||||||||||||
| Non-current liabilities [abstract] | ||||||||||||||||||||||||
| Non-current provisions [abstract] | ||||||||||||||||||||||||
| Non-current provisions | — | — | — | — |
11,900,000
GIP
|
— | — | — | — | — | — | — | — | — |
6,300,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Trade and other non-current payables | — | — | — | — |
45,800,000
GIP
|
— | — | — | — | — | — | — | — | — |
46,100,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Deferred tax liabilities | — | — | — | — |
4,000,000
GIP
|
— | — | — | — | — | — | — | — | — |
2,400,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Non-current liabilities | — | — | — | — |
235,700,000
GIP
|
— | — | — | — | — | — | — | — | — |
268,000,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Current liabilities [abstract] | ||||||||||||||||||||||||
| Current provisions [abstract] | ||||||||||||||||||||||||
| Current provisions | — | — | — | — |
25,800,000
GIP
|
— | — | — | — | — | — | — | — | — |
9,100,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Trade and other current payables | — | — | — | — |
17,578,800,000
GIP
|
— | — | — | — | — | — | — | — | — |
13,861,800,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Current liabilities | — | — | — | — |
17,624,300,000
GIP
|
— | — | — | — | — | — | — | — | — |
13,889,500,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Liabilities | — | — | — | — |
17,860,000,000
GIP
|
— | — | — | — | — | — | — | — | — |
14,157,500,000
GIP
|
— | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — | — | — |
19,246,200,000
GIP
|
— | — | — | — | — | — | — | — | — |
15,137,400,000
GIP
|
— | — | — | — | — | — | — | — | — |