Statement Of Cash Flows [Abstract]
| Concept |
2024-03-31 to 2025-03-29 |
As at 2025-03-29 |
2024-03-31 to 2025-03-29 |
2024-03-31 to 2025-03-29 |
2024-03-31 to 2025-03-29 |
2024-03-31 to 2025-03-29 |
2024-03-31 to 2025-03-29 |
2023-04-02 to 2024-03-30 |
2023-04-02 to 2024-03-30 |
As at 2024-03-30 |
2023-04-02 to 2024-03-30 |
2023-04-02 to 2024-03-30 |
2023-04-02 to 2024-03-30 |
2023-04-02 to 2024-03-30 |
As at 2023-04-01 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||
| Profit (loss) |
124,900,000
GBP
|
— |
–
GBP
|
–
GBP
|
124,900,000
GBP
|
–
GBP
|
–
GBP
|
112,500,000
GBP
|
–
GBP
|
— |
–
GBP
|
112,500,000
GBP
|
–
GBP
|
–
GBP
|
— |
| Cash flows from (used in) operations |
188,600,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
146,400,000
GBP
|
— | — | — |
| Cash flows from (used in) operating activities |
158,100,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
121,700,000
GBP
|
— | — | — |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities |
–
GBP
|
— | — | — | — | — | — | — | — | — | — |
29,300,000
GBP
|
— | — | — |
| Purchase of property, plant and equipment, classified as investing activities |
33,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
24,700,000
GBP
|
— | — | — |
| Purchase of intangible assets, classified as investing activities |
7,900,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
8,100,000
GBP
|
— | — | — |
| Cash flows from (used in) investing activities |
41,400,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
62,100,000
GBP
|
— | — | — |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Proceeds from issuing shares |
–
GBP
|
— | — | — | — | — | — | — | — | — | — |
300,000
GBP
|
— | — | — |
| Payments to acquire or redeem entity's shares |
9,900,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
6,300,000
GBP
|
— | — | — |
| Payments of lease liabilities, classified as financing activities |
2,700,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
1,800,000
GBP
|
— | — | — |
| Dividends paid, classified as financing activities |
14,900,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
12,400,000
GBP
|
— | — | — |
| Cash flows from (used in) financing activities |
27,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
20,700,000
GBP
|
— | — | — |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes |
89,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — |
38,900,000
GBP
|
— | — | — |
| Cash and cash equivalents | — |
191,500,000
GBP
|
— | — | — | — | — | — | — |
102,300,000
GBP
|
— | — | — | — |
63,400,000
GBP
|