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 |
|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||
| Cash flows from (used in) operating activities [abstract] | ||||
| Cash flows from (used in) operations |
964,859,000
GBP
|
— | — |
836,966,000
GBP
|
| Interest paid, classified as operating activities |
118,780,000
GBP
|
— | — |
82,576,000
GBP
|
| Income taxes paid (refund), classified as operating activities |
124,057,000
GBP
|
— | — |
97,485,000
GBP
|
| Cash flows from (used in) operating activities |
722,022,000
GBP
|
— | — |
656,905,000
GBP
|
| Cash flows from (used in) investing activities [abstract] | ||||
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities |
288,155,000
GBP
|
— | — |
318,486,000
GBP
|
| Proceeds from sales of property, plant and equipment, classified as investing activities |
6,666,000
GBP
|
— | — |
22,643,000
GBP
|
| Purchase of property, plant and equipment, classified as investing activities |
230,354,000
GBP
|
— | — |
229,440,000
GBP
|
| Proceeds from government grants, classified as investing activities |
2,669,000
GBP
|
— | — |
216,000
GBP
|
| Dividends received, classified as investing activities |
1,261,000
GBP
|
— | — |
–
GBP
|
| Interest received, classified as investing activities |
15,285,000
GBP
|
— | — |
15,535,000
GBP
|
| Cash flows from (used in) investing activities |
525,294,000
GBP
|
— | — |
531,519,000
GBP
|
| Cash flows from (used in) financing activities [abstract] | ||||
| Proceeds from issuing shares |
221,000
GBP
|
— | — |
348,000
GBP
|
| Proceeds from borrowings, classified as financing activities |
–
GBP
|
— | — |
603,054,000
GBP
|
| Repayments of borrowings, classified as financing activities |
270,836,000
GBP
|
— | — |
393,469,000
GBP
|
| Payments of lease liabilities, classified as financing activities |
82,187,000
GBP
|
— | — |
74,219,000
GBP
|
| Cash flows from (used in) financing activities |
472,747,000
GBP
|
— | — |
100,160,000
GBP
|
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
276,019,000
GBP
|
— | — |
25,226,000
GBP
|
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||
| Effect of exchange rate changes on cash and cash equivalents |
22,341,000
GBP
|
— | — |
19,376,000
GBP
|
| Cash and cash equivalents | — |
1,109,446,000
GBP
|
1,421,749,000
GBP
|
— |