Statement Of Cash Flows [Abstract]
| Concept |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
2024-01-01 to 2024-12-31 |
As at 2024-12-31 |
2024-01-01 to 2024-12-31 |
2022-12-26 to 2023-12-31 |
2022-12-26 to 2023-12-31 |
2022-12-26 to 2023-12-31 |
2022-12-26 to 2023-12-31 |
As at 2023-12-31 |
2022-12-26 to 2023-12-31 |
2022-12-26 to 2023-12-31 |
As at 2022-12-25 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||||||||||||
| Cash flows from (used in) operating activities [abstract] | |||||||||||||||
| Profit (loss) |
53,600,000
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
— |
53,600,000
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— |
21,500,000
GBP
|
21,500,000
GBP
|
— |
| Cash flows from (used in) operations |
89,500,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
76,400,000
GBP
|
— |
| Income taxes paid (refund), classified as operating activities |
2,400,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
500,000
GBP
|
— |
| Cash flows from (used in) operating activities |
26,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
15,900,000
GBP
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||||||||||||
| Interest received, classified as investing activities |
200,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
600,000
GBP
|
— |
| Cash flows from (used in) investing activities |
4,900,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
19,300,000
GBP
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||||||||||||
| Payments to acquire or redeem entity's shares |
600,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
–
GBP
|
— |
| Proceeds from borrowings, classified as financing activities |
5,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
15,000,000
GBP
|
— |
| Payments of lease liabilities, classified as financing activities |
6,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
4,700,000
GBP
|
— |
| Dividends paid, classified as financing activities |
23,200,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
23,100,000
GBP
|
— |
| Cash flows from (used in) financing activities |
30,000,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
17,100,000
GBP
|
— |
| Increase (decrease) in cash and cash equivalents after effect of exchange rate changes |
900,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — |
20,500,000
GBP
|
— |
| Cash and cash equivalents | — | — | — | — | — |
20,800,000
GBP
|
— | — | — | — | — |
19,900,000
GBP
|
— | — |
40,400,000
GBP
|