Statement Of Cash Flows [Abstract]
| Concept |
2022-01-01 to 2022-12-31 |
As at 2022-12-31 |
2021-01-01 to 2021-12-31 |
As at 2021-12-31 |
|---|---|---|---|---|
| Statement of cash flows [abstract] | ||||
| Cash flows from (used in) operating activities [abstract] | ||||
| Cash flows from (used in) operations |
31,500,000
GBP
|
— |
3,000,000
GBP
|
— |
| Interest paid, classified as operating activities |
69,100,000
GBP
|
— |
101,400,000
GBP
|
— |
| Interest received, classified as operating activities |
18,100,000
GBP
|
— |
20,500,000
GBP
|
— |
| Income taxes paid (refund), classified as operating activities |
300,000
GBP
|
— |
2,000,000
GBP
|
— |
| Cash flows from (used in) operating activities |
69,600,000
GBP
|
— |
80,000,000
GBP
|
— |
| Cash flows from (used in) investing activities [abstract] | ||||
| Other cash receipts from sales of interests in joint ventures, classified as investing activities |
67,900,000
GBP
|
— |
48,500,000
GBP
|
— |
| Cash flows from (used in) investing activities |
154,100,000
GBP
|
— |
11,400,000
GBP
|
— |
| Cash flows from (used in) financing activities [abstract] | ||||
| Payments to acquire or redeem entity's shares |
6,700,000
GBP
|
— |
3,500,000
GBP
|
— |
| Proceeds from borrowings, classified as financing activities |
–
GBP
|
— |
596,500,000
GBP
|
— |
| Repayments of borrowings, classified as financing activities |
302,400,000
GBP
|
— |
929,400,000
GBP
|
— |
| Dividends paid, classified as financing activities |
13,200,000
GBP
|
— |
24,900,000
GBP
|
— |
| Cash flows from (used in) financing activities |
322,700,000
GBP
|
— |
363,700,000
GBP
|
— |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
99,000,000
GBP
|
— |
100,300,000
GBP
|
— |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | ||||
| Effect of exchange rate changes on cash and cash equivalents |
2,700,000
GBP
|
— |
2,100,000
GBP
|
— |
| Cash and cash equivalents | — |
218,800,000
GBP
|
— |
315,100,000
GBP
|