Statement Of Cash Flows [Abstract]
| Concept |
2023-07-01 to 2024-06-30 |
As at 2024-06-30 |
As at 2023-06-30 |
2022-07-01 to 2023-06-30 |
As at 2022-06-30 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Cash flows from (used in) operations |
163,300,000
GBP
|
— | — |
249,200,000
GBP
|
— |
| Income taxes paid (refund), classified as operating activities |
26,400,000
GBP
|
— | — |
65,800,000
GBP
|
— |
| Cash flows from (used in) operating activities |
95,800,000
GBP
|
— | — |
165,700,000
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
|
— | — |
1,000,000
GBP
|
— |
| Purchase of property, plant and equipment, classified as investing activities |
7,600,000
GBP
|
— | — |
12,300,000
GBP
|
— |
| Purchase of intangible assets, classified as investing activities |
15,800,000
GBP
|
— | — |
16,800,000
GBP
|
— |
| Interest received, classified as investing activities |
3,200,000
GBP
|
— | — |
2,000,000
GBP
|
— |
| Cash flows from (used in) investing activities |
20,200,000
GBP
|
— | — |
28,100,000
GBP
|
— |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments to acquire or redeem entity's shares |
12,300,000
GBP
|
— | — |
75,700,000
GBP
|
— |
| Proceeds from borrowings, classified as financing activities |
55,000,000
GBP
|
— | — |
10,000,000
GBP
|
— |
| Payments of lease liabilities, classified as financing activities |
51,000,000
GBP
|
— | — |
49,900,000
GBP
|
— |
| Dividends paid, classified as financing activities |
83,300,000
GBP
|
— | — |
165,100,000
GBP
|
— |
| Interest paid, classified as financing activities |
7,200,000
GBP
|
— | — |
3,700,000
GBP
|
— |
| Cash flows from (used in) financing activities |
98,800,000
GBP
|
— | — |
284,400,000
GBP
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
23,200,000
GBP
|
— | — |
146,800,000
GBP
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents |
600,000
GBP
|
— | — |
3,800,000
GBP
|
— |
| Cash and cash equivalents | — |
121,800,000
GBP
|
145,600,000
GBP
|
— |
296,200,000
GBP
|