Statement Of Cash Flows [Abstract]
| Concept |
As at 2025-03-31 |
2024-04-01 to 2025-03-31 |
2023-04-01 to 2024-03-31 |
As at 2024-03-31 |
|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||
| Cash flows from (used in) operating activities [abstract] | ||||
| Cash flows from (used in) operations | — |
69. 5
GBP
|
59. 4
GBP
|
— |
| Interest paid, classified as operating activities | — |
600,000
GBP
|
0. 9
GBP
|
— |
| Income taxes paid (refund), classified as operating activities | — |
19. 8
GBP
|
16 .1
GBP
|
— |
| Cash flows from (used in) operating activities | — |
49,100,000
GBP
|
42 .4
GBP
|
— |
| Cash flows from (used in) investing activities [abstract] | ||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities | — |
15,400,000
GBP
|
13,400,000
GBP
|
— |
| Proceeds from sales of property, plant and equipment, classified as investing activities | — |
2,300,000
GBP
|
0. 5
GBP
|
— |
| Purchase of property, plant and equipment, classified as investing activities | — |
14. 4
GBP
|
2 7. 0
GBP
|
— |
| Interest received, classified as investing activities | — |
1,600,000
GBP
|
3 .1
GBP
|
— |
| Cash flows from (used in) investing activities | — |
2 7. 4
GBP
|
3 7. 5
GBP
|
— |
| Cash flows from (used in) financing activities [abstract] | ||||
| Repayments of borrowings, classified as financing activities | — |
800,000
GBP
|
1 . 8
GBP
|
— |
| Payments of lease liabilities, classified as financing activities | — |
4 . 9
GBP
|
4 . 0
GBP
|
— |
| Dividends paid, classified as financing activities | — |
12 . 1
GBP
|
1 1 . 4
GBP
|
— |
| Interest paid, classified as financing activities | — |
0. 6
GBP
|
0. 8
GBP
|
— |
| Cash flows from (used in) financing activities | — |
1 8 .4
GBP
|
18. 0
GBP
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes | — |
3,300,000
GBP
|
13,100,000
GBP
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||
| Effect of exchange rate changes on cash and cash equivalents | — |
3. 5
GBP
|
2 .9
GBP
|
— |
| Cash and cash equivalents |
94. 1
GBP
|
— | — |
97. 8
GBP
|