Statement Of Comprehensive Income [Abstract]
| Concept |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2024-04-01 to 2025-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
2023-04-01 to 2024-03-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of comprehensive income [abstract] | ||||||||||||
| Profit (loss) |
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
176,000
GBP
|
176,000
GBP
|
1,204,000
GBP
|
—
GBP
|
1,204,000
GBP
|
—
GBP
|
—
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 | — | — | — | — |
1,707,000
GBP
|
— | — | — |
1,652,000
GBP
|
— | — | — |
| Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract] | ||||||||||||
| Income tax relating to remeasurements of defined benefit plans included in other comprehensive income | — | — | — | — |
427,000
GBP
|
— | — | — |
413,000
GBP
|
— | — | — |
| Other comprehensive income |
—
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
1,280,000
GBP
|
1,280,000
GBP
|
1,239,000
GBP
|
—
GBP
|
1,239,000
GBP
|
—
GBP
|
—
GBP
|
—
GBP
|
| Comprehensive income | — | — | — | — |
1,456,000
GBP
|
1,456,000
GBP
|
2,443,000
GBP
|
— |
2,443,000
GBP
|
— | — | — |