Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2024-09-30 |
As at 2023-09-30 |
As at 2022-09-30 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
827,000
USD
|
874,000
USD
|
550,000
USD
|
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Other intangible assets |
244,274,000
USD
|
269,729,000
USD
|
275,332,000
USD
|
| Goodwill |
589,989,000
USD
|
578,572,000
USD
|
546,167,000
USD
|
| Trade and other non-current receivables [abstract] | |||
| Trade and other non-current receivables |
1,427,000
USD
|
138,000
USD
|
100,000
USD
|
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
17,423,000
USD
|
19,965,000
USD
|
16,725,000
USD
|
| Current prepayments and current accrued income including current contract assets [abstract] | |||
| Current accrued income including current contract assets [abstract] | |||
| Current contract assets |
1,499,000
USD
|
1,856,000
USD
|
927,000
USD
|
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
6,826,000
USD
|
10,416,000
USD
|
57,876,000
USD
|
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
98,530,000
USD
|
132,923,000
USD
|
167,391,000
USD
|
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
22,953,000
USD
|
15,688,000
USD
|
34,606,000
USD
|
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Current accruals and current deferred income including current contract liabilities [abstract] | |||
| Current deferred income including current contract liabilities [abstract] | |||
| Current contract liabilities [abstract] | |||
| Current contract liabilities |
1,639,000
USD
|
1,851,000
USD
|
1,886,000
USD
|
| Trade and other current payables |
11,491,000
USD
|
30,343,000
USD
|
19,097,000
USD
|
| Issued capital [abstract] | |||
| Issued capital |
17,000
USD
|
17,000
USD
|
17,000
USD
|
| Retained earnings [abstract] | |||
| Retained earnings |
20,407,000
USD
|
8,195,000
USD
|
47,162,000
USD
|
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
28,862,000
USD
|
42,825,000
USD
|
61,129,000
USD
|
| Miscellaneous equity [abstract] | |||
| Reserve of share-based payments |
31,418,000
USD
|
32,683,000
USD
|
46,313,000
USD
|
| Capital redemption reserve |
7,000
USD
|
7,000
USD
|
7,000
USD
|
| Net assets (liabilities) [abstract] | |||
| Assets |
864,964,000
USD
|
885,615,000
USD
|
901,346,000
USD
|
| Liabilities |
177,204,000
USD
|
239,160,000
USD
|
298,945,000
USD
|
| Assets (liabilities) |
687,760,000
USD
|
646,455,000
USD
|
602,401,000
USD
|
| Net current assets (liabilities) [abstract] | |||
| Current assets |
25,748,000
USD
|
32,361,000
USD
|
77,282,000
USD
|
| Current liabilities |
41,452,000
USD
|
52,392,000
USD
|
56,994,000
USD
|
| Assets less current liabilities [abstract] |