Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
|---|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | |||
| Property, plant and equipment [abstract] | |||
| Property, plant and equipment |
58,000,000
USD
|
60,000,000
USD
|
— |
| Intangible assets and goodwill [abstract] | |||
| Intangible assets and goodwill |
82,000,000
USD
|
62,000,000
USD
|
— |
| Miscellaneous non-current assets [abstract] | |||
| Other non-current assets |
106,000,000
USD
|
10 4
USD
|
— |
| Trade and other current receivables [abstract] | |||
| Trade and other current receivables |
202,000,000
USD
|
179,000,000
USD
|
— |
| Classes of current inventories [abstract] | |||
| Current inventories |
95,000,000
USD
|
93,000,000
USD
|
— |
| Classes of current inventories, alternative [abstract] | |||
| Cash and cash equivalents [abstract] | |||
| Cash and cash equivalents |
1,102,000,000
USD
|
858,000,000
USD
|
1,060,000,000
USD
|
| Miscellaneous current assets [abstract] | |||
| Other current assets |
32,000,000
USD
|
50,000,000
USD
|
— |
| Borrowings [abstract] | |||
| Non-current portion of non-current borrowings |
239,000,000
USD
|
230,000,000
USD
|
— |
| Current borrowings and current portion of non-current borrowings [abstract] | |||
| Current borrowings |
3,000,000
USD
|
4,000,000
USD
|
— |
| Non-current portion of non-current borrowings, by type [abstract] | |||
| Trade and other current payables [abstract] | |||
| Trade and other current payables |
720,000,000
USD
|
524,000,000
USD
|
— |
| Miscellaneous non-current liabilities [abstract] | |||
| Other non-current liabilities |
474,000,000
USD
|
526,000,000
USD
|
— |
| Miscellaneous current liabilities [abstract] | |||
| Other current liabilities |
61,000,000
USD
|
1 0
USD
|
— |
| Issued capital [abstract] | |||
| Issued capital |
70,000,000
USD
|
73,000,000
USD
|
— |
| Retained earnings [abstract] | |||
| Retained earnings |
1,438,000,000
USD
|
1,31 1
USD
|
— |
| Accumulated other comprehensive income [abstract] | |||
| Reserve of exchange differences on translation |
20,000,000
USD
|
13,000,000
USD
|
— |
| Miscellaneous equity [abstract] | |||
| Capital redemption reserve |
3,000,000
USD
|
–
USD
|
— |
| Net assets (liabilities) [abstract] | |||
| Assets |
1,832,000,000
USD
|
1,531,000,000
USD
|
— |
| Liabilities |
1,629,000,000
USD
|
1, 449
USD
|
— |
| Assets (liabilities) |
203,000,000
USD
|
82,000,000
USD
|
— |
| Net current assets (liabilities) [abstract] | |||
| Current assets |
1, 444
USD
|
1, 187
USD
|
— |
| Current liabilities |
804,000,000
USD
|
5 99
USD
|
— |
| Assets less current liabilities [abstract] |