Statement Of Cash Flows [Abstract]
| Concept |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
As at 2023-03-31 |
2022-04-01 to 2023-03-31 |
As at 2022-03-31 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Income taxes paid (refund), classified as operating activities |
1,200,000
GBP
|
— | — |
2,200,000
GBP
|
— |
| Cash flows from (used in) operating activities |
61,600,000
GBP
|
— | — |
24,400,000
GBP
|
— |
| Cash flows from (used in) investing activities [abstract] | |||||
| Proceeds from sales of property, plant and equipment, classified as investing activities |
–
GBP
|
— | — |
100,000
GBP
|
— |
| Purchase of property, plant and equipment, classified as investing activities |
5,800,000
GBP
|
— | — |
2,100,000
GBP
|
— |
| Purchase of intangible assets, classified as investing activities |
2,400,000
GBP
|
— | — |
100,000
GBP
|
— |
| Interest received, classified as investing activities |
700,000
GBP
|
— | — |
–
GBP
|
— |
| Cash flows from (used in) investing activities |
7,600,000
GBP
|
— | — |
7,700,000
GBP
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments from changes in ownership interests in subsidiaries that do not result in loss of control |
–
GBP
|
— | — |
2,500,000
GBP
|
— |
| Proceeds from borrowings, classified as financing activities |
2,200,000
GBP
|
— | — |
–
GBP
|
— |
| Repayments of borrowings, classified as financing activities |
10,100,000
GBP
|
— | — |
35,000,000
GBP
|
— |
| Payments of lease liabilities, classified as financing activities |
18,400,000
GBP
|
— | — |
17,700,000
GBP
|
— |
| Cash flows from (used in) financing activities |
33,000,000
GBP
|
— | — |
32,300,000
GBP
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
21,000,000
GBP
|
— | — |
300,000
GBP
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents |
–
GBP
|
— | — |
100,000
GBP
|
— |
| Cash and cash equivalents | — |
40,100,000
GBP
|
19,100,000
GBP
|
— |
19,500,000
GBP
|