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 |
15 2
GBP
|
164,000,000
GBP
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets other than goodwill [abstract] | |||
| Other intangible assets |
294,000,000
GBP
|
190,000,000
GBP
|
— |
| Goodwill |
2,416,000,000
GBP
|
1,87 7
GBP
|
— |
| Trade and other non-current receivables [abstract] | |||
| Trade and other non-current receivables |
128,000,000
GBP
|
113,000,000
GBP
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Non-current investments other than investments accounted for using equity method |
4,000,000
GBP
|
21,000,000
GBP
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
355,000,000
GBP
|
295,000,000
GBP
|
— |
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
489,000,000
GBP
|
567,000,000
GBP
|
848,000,000
GBP
|
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
1,044,000,000
GBP
|
749,000,000
GBP
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
178,000,000
GBP
|
65,000,000
GBP
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Trade and other non-current payables [abstract] | |||
| Non-current accruals and non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income including non-current contract liabilities [abstract] | |||
| Non-current deferred income other than non-current contract liabilities |
8,000,000
GBP
|
10,000,000
GBP
|
— |
| Trade and other non-current payables |
6,000,000
GBP
|
3,000,000
GBP
|
— |
| 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 deferred income other than current contract liabilities |
734,000,000
GBP
|
611,000,000
GBP
|
— |
| Trade and other current payables |
368,000,000
GBP
|
592,000,000
GBP
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Non-current net defined benefit liability |
19,000,000
GBP
|
22,000,000
GBP
|
— |
| Non-current derivative financial liabilities |
60,000,000
GBP
|
–
GBP
|
— |
| Issued capital [abstract] | |||
| Issued capital |
12,000,000
GBP
|
12,000,000
GBP
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
570,000,000
GBP
|
448,000,000
GBP
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
206,000,000
GBP
|
42,000,000
GBP
|
— |
| Miscellaneous equity [abstract] | |||
| Merger reserve |
61,000,000
GBP
|
61,000,000
GBP
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
3,896,000,000
GBP
|
3,329,000,000
GBP
|
— |
| Liabilities |
2,499,000,000
GBP
|
2,218,000,000
GBP
|
— |
| Assets (liabilities) |
1,397,000,000
GBP
|
1,111,000,000
GBP
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
883,000,000
GBP
|
924,000,000
GBP
|
— |
| Current liabilities |
1,326,000,000
GBP
|
1,3 80
GBP
|
— |
| Assets less current liabilities [abstract] |