Statement Of Changes In Equity [Abstract]
| Concept |
2021-01-04 to 2022-01-02 |
2021-01-04 to 2022-01-02 |
2021-01-04 to 2022-01-02 |
2021-01-04 to 2022-01-02 |
2021-01-04 to 2022-01-02 |
As at 2022-01-02 |
As at 2022-01-02 |
As at 2022-01-02 |
As at 2022-01-02 |
As at 2022-01-02 |
As at 2022-01-02 |
As at 2022-01-02 |
As at 2022-01-02 |
2021-01-04 to 2022-01-02 |
2021-01-04 to 2022-01-02 |
2021-01-04 to 2022-01-02 |
2021-01-04 to 2022-01-02 |
As at 2022-01-02 |
2021-01-04 to 2022-01-02 |
As at 2022-01-02 |
As at 2022-01-02 |
2021-01-04 to 2022-01-02 |
2019-12-30 to 2021-01-03 |
2019-12-30 to 2021-01-03 |
2019-12-30 to 2021-01-03 |
2019-12-30 to 2021-01-03 |
2019-12-30 to 2021-01-03 |
2019-12-30 to 2021-01-03 |
2019-12-30 to 2021-01-03 |
As at 2021-01-03 |
As at 2021-01-03 |
As at 2021-01-03 |
As at 2021-01-03 |
As at 2021-01-03 |
2019-12-30 to 2021-01-03 |
As at 2021-01-03 |
2019-12-30 to 2021-01-03 |
2019-12-30 to 2021-01-03 |
2019-12-30 to 2021-01-03 |
As at 2021-01-03 |
As at 2021-01-03 |
As at 2021-01-03 |
As at 2021-01-03 |
As at 2021-01-03 |
As at 2019-12-29 |
As at 2019-12-29 |
As at 2019-12-29 |
As at 2019-12-29 |
As at 2019-12-29 |
As at 2019-12-29 |
As at 2019-12-29 |
As at 2019-12-29 |
As at 2019-12-29 |
As at 2019-12-29 |
As at 2019-12-29 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Statement of changes in equity [line items] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Equity | — | — | — | — | — |
6,548,000
GBP
|
31,700,000
GBP
|
2,106,000
GBP
|
301,401,000
GBP
|
8,89 3
GBP
|
919,000
GBP
|
14 2 , 0 4 3
GBP
|
87,000
GBP
|
— | — | — | — |
6,990,000
GBP
|
— |
3 0 7, 9 4 9
GBP
|
176,449,000
GBP
|
— | — | — | — | — | — | — | — |
6 5 , 6 19
GBP
|
6 ,1 2 3
GBP
|
–
GBP
|
8 ,1 9 4
GBP
|
215 , 3 8 2
GBP
|
— |
4,6 20
GBP
|
— | — | — |
6,5 56
GBP
|
31, 7 0 0
GBP
|
16 1, 6 0 7
GBP
|
2 2 1, 9 3 8
GBP
|
919,000
GBP
|
8 ,17 3
GBP
|
–
GBP
|
6 4 , 2 51
GBP
|
255,000
GBP
|
5 , 7 11
GBP
|
4,139,000
GBP
|
19 1, 9 4 0
GBP
|
1 4 0 ,1 9 2
GBP
|
3 1,7 0 0
GBP
|
9 19
GBP
|
186,229,000
GBP
|
| Changes in equity [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Comprehensive income [abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Profit (loss) |
37,143,000
GBP
|
39, 282
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — |
–
GBP
|
–
GBP
|
2,139,000
GBP
|
37,143,000
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
2, 30 4
GBP
|
39, 736
GBP
|
39, 736
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
42,0 4 0
GBP
|
— | — | — | — | — |
–
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Other comprehensive income | — |
7,090,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
4,6 82
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Comprehensive income |
3 0 , 417
GBP
|
3 2 ,19 2
GBP
|
–
GBP
|
–
GBP
|
6,726,000
GBP
|
— | — | — | — | — | — | — | — |
–
GBP
|
–
GBP
|
1, 7 7 5
GBP
|
37,143,000
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
2 ,6 21
GBP
|
4 4 ,1 0 1
GBP
|
39, 736
GBP
|
4, 365
GBP
|
–
GBP
|
–
GBP
|
4 6 ,7 2 2
GBP
|
— | — | — | — | — |
–
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Issue of equity |
7 7,1 2 3
GBP
|
7 7,1 2 3
GBP
|
76 ,424
GBP
|
699,000
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
–
GBP
|
1, 3 8 9
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
1, 3 8 9
GBP
|
— | — | — | — | — |
21,000
GBP
|
— |
–
GBP
|
1, 3 6 8
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Dividends recognised as distributions to owners |
2 2 , 3 0 1
GBP
|
24,0 8 4
GBP
|
–
GBP
|
— |
–
GBP
|
— | — | — | — | — | — | — | — |
–
GBP
|
–
GBP
|
1,7 8 3
GBP
|
2 2 , 3 0 1
GBP
|
— |
–
GBP
|
— | — |
–
GBP
|
1,7 7 6
GBP
|
1 8 , 3 2 1
GBP
|
18 , 3 21
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
20,0 97
GBP
|
— | — | — | — | — |
–
GBP
|
— |
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Increase (decrease) through share-based payment transactions, equity |
2 ,7 25
GBP
|
2 ,72 5
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— | — | — | — | — | — | — | — |
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
— |
–
GBP
|
— | — |
2,7 2 5
GBP
|
–
GBP
|
2 ,12 0
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
–
GBP
|
2 ,12 0
GBP
|
— | — | — | — | — |
–
GBP
|
— |
–
GBP
|
–
GBP
|
2 ,12 0
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |