Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2022-09-30 |
As at 2021-09-30 |
As at 2020-09-30 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
300,000
GBP
|
240,000
GBP
|
— |
| Investment property [abstract] | |||
| Investment property |
5,985,000
GBP
|
5,968,000
GBP
|
— |
| Investments accounted for using equity method [abstract] | |||
| Investments in joint ventures accounted for using equity method |
13,758,000
GBP
|
1 5,890
GBP
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
223,000
GBP
|
14 0
GBP
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
694,000
GBP
|
689,000
GBP
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
4,912,000
GBP
|
3,594,000
GBP
|
3,773,000
GBP
|
| Miscellaneous current assets [abstract] | |||
| Current investments | — | — | — |
| Short-term deposits, not classified as cash equivalents |
4,041,000
GBP
|
1,907,000
GBP
|
— |
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
599,000
GBP
|
752,000
GBP
|
— |
| Issued capital [abstract] | |||
| Issued capital |
216,000
GBP
|
223,000
GBP
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
19,975,000
GBP
|
18,851,000
GBP
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
30,956,000
GBP
|
29,656,000
GBP
|
— |
| Liabilities |
1,144,000
GBP
|
1,21 4
GBP
|
— |
| Assets (liabilities) |
29,812,000
GBP
|
28,442,000
GBP
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
9,870,000
GBP
|
6,330,000
GBP
|
— |
| Current liabilities |
797,000
GBP
|
91 0
GBP
|
— |
| Assets less current liabilities [abstract] |