Statement Of Cash Flows [Abstract]
| Concept |
2023-01-29 to 2024-01-27 |
As at 2024-01-27 |
2022-01-30 to 2023-01-28 |
As at 2023-01-28 |
As at 2022-01-29 |
|---|---|---|---|---|---|
| Statement of cash flows [abstract] | |||||
| Cash flows from (used in) operating activities [abstract] | |||||
| Cash flows from (used in) operations |
1,313,600,000
GBP
|
— |
950,300,000
GBP
|
— | — |
| Income taxes paid (refund), classified as operating activities |
193,300,000
GBP
|
— |
151,500,000
GBP
|
— | — |
| Cash flows from (used in) operating activities |
1,120,300,000
GBP
|
— |
798,800,000
GBP
|
— | — |
| Cash flows from (used in) investing activities [abstract] | |||||
| Cash flows from losing control of subsidiaries or other businesses, classified as investing activities |
–
GBP
|
— |
1,800,000
GBP
|
— | — |
| Cash flows used in obtaining control of subsidiaries or other businesses, classified as investing activities |
153,200,000
GBP
|
— |
28,800,000
GBP
|
— | — |
| Other cash payments to acquire equity or debt instruments of other entities, classified as investing activities |
–
GBP
|
— |
1,900,000
GBP
|
— | — |
| Proceeds from sales of property, plant and equipment, classified as investing activities |
2,000,000
GBP
|
— |
–
GBP
|
— | — |
| Purchase of property, plant and equipment, classified as investing activities |
137,000,000
GBP
|
— |
205,100,000
GBP
|
— | — |
| Purchase of intangible assets, classified as investing activities |
51,200,000
GBP
|
— |
41,000,000
GBP
|
— | — |
| Cash flows from (used in) investing activities |
334,400,000
GBP
|
— |
271,400,000
GBP
|
— | — |
| Cash flows from (used in) financing activities [abstract] | |||||
| Payments to acquire or redeem entity's shares |
177,300,000
GBP
|
— |
228,500,000
GBP
|
— | — |
| Repayments of borrowings, classified as financing activities |
2,500,000
GBP
|
— |
–
GBP
|
— | — |
| Payments of lease liabilities, classified as financing activities |
156,100,000
GBP
|
— |
157,100,000
GBP
|
— | — |
| Dividends paid, classified as financing activities |
248,300,000
GBP
|
— |
237,400,000
GBP
|
— | — |
| Interest paid, classified as financing activities |
79,200,000
GBP
|
— |
74,100,000
GBP
|
— | — |
| Cash flows from (used in) financing activities |
663,300,000
GBP
|
— |
727,100,000
GBP
|
— | — |
| Increase (decrease) in cash and cash equivalents before effect of exchange rate changes |
122,600,000
GBP
|
— |
199,700,000
GBP
|
— | — |
| Effect of exchange rate changes on cash and cash equivalents [abstract] | |||||
| Effect of exchange rate changes on cash and cash equivalents |
1,000,000
GBP
|
— |
2,500,000
GBP
|
— | — |
| Cash and cash equivalents | — |
124,300,000
GBP
|
— |
2,700,000
GBP
|
199,900,000
GBP
|