Statement Of Comprehensive Income [Abstract]
| Concept |
2022-12-01 to 2023-11-30 |
2022-12-01 to 2023-11-30 |
2022-12-01 to 2023-11-30 |
2022-12-01 to 2023-11-30 |
2022-12-01 to 2023-11-30 |
2022-12-01 to 2023-11-30 |
2022-12-01 to 2023-11-30 |
2022-12-01 to 2023-11-30 |
2022-12-01 to 2023-11-30 |
2022-12-01 to 2023-11-30 |
2021-12-01 to 2022-11-30 |
2021-12-01 to 2022-11-30 |
2021-12-01 to 2022-11-30 |
2021-12-01 to 2022-11-30 |
2021-12-01 to 2022-11-30 |
2021-12-01 to 2022-11-30 |
2021-12-01 to 2022-11-30 |
2021-12-01 to 2022-11-30 |
2021-12-01 to 2022-11-30 |
2021-12-01 to 2022-11-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||||||||||
| Profit (loss) |
16,623,000
GBP
|
29,104,000
GBP
|
12,481,000
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
-
GBP
|
29,104,000
GBP
|
-
GBP
|
-
GBP
|
19,601,000
GBP
|
14,499,000
GBP
|
-
GBP
|
5,102,000
GBP
|
-
GBP
|
-
GBP
|
14,499,000
GBP
|
-
GBP
|
| Other comprehensive income [abstract] | ||||||||||||||||||||
| Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract] | ||||||||||||||||||||
| Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans | — |
15,771,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
12,157,000
GBP
|
— |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||||||||||
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss | — |
2,790,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2,914,000
GBP
|
— |
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract] | ||||||||||||||||||||
| Income tax relating to components of other comprehensive income that will be reclassified to profit or loss | — |
-
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
11,000
GBP
|
— |
| Other comprehensive income | — |
13,398,000
GBP
|
— |
-
GBP
|
-
GBP
|
130,000
GBP
|
287,000
GBP
|
-
GBP
|
-
GBP
|
12,981,000
GBP
|
-
GBP
|
301,000
GBP
|
— |
9,232,000
GBP
|
-
GBP
|
— |
440,000
GBP
|
-
GBP
|
9,371,000
GBP
|
-
GBP
|
| Comprehensive income | — |
42,502,000
GBP
|
— |
-
GBP
|
-
GBP
|
130,000
GBP
|
287,000
GBP
|
-
GBP
|
-
GBP
|
42,085,000
GBP
|
-
GBP
|
301,000
GBP
|
— |
23,731,000
GBP
|
-
GBP
|
— |
440,000
GBP
|
-
GBP
|
23,870,000
GBP
|
-
GBP
|
| Comprehensive income attributable to [abstract] | ||||||||||||||||||||
| Comprehensive income, attributable to owners of parent | — |
42,502,000
GBP
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
23,870,000
GBP
|
— |