Subclassifications Of Assets, Liabilities And Equities [Abstract]
| Concept |
As at 2021-12-31 |
As at 2020-12-31 |
|---|---|---|
| Subclassifications of assets, liabilities and equities [abstract] | ||
| Property, plant and equipment [abstract] | ||
| Property, plant and equipment |
3,925,400,000
USD
|
3,517,100,000
USD
|
| Intangible assets and goodwill [abstract] | ||
| Intangible assets and goodwill |
305,400,000
USD
|
319,700,000
USD
|
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements [abstract] | ||
| Investments in associates reported in separate financial statements |
33,500,000
USD
|
29,500,000
USD
|
| Miscellaneous non-current assets [abstract] | ||
| Non-current derivative financial assets |
9,900,000
USD
|
1,100,000
USD
|
| Other non-current assets |
55,100,000
USD
|
42,500,000
USD
|
| Trade and other current receivables [abstract] | ||
| Trade and other current receivables |
299,100,000
USD
|
264,000,000
USD
|
| Classes of current inventories [abstract] | ||
| Current inventories |
485,700,000
USD
|
247,400,000
USD
|
| Classes of current inventories, alternative [abstract] | ||
| Cash and cash equivalents [abstract] | ||
| Cash and cash equivalents |
369,100,000
USD
|
1,396,900,000
USD
|
| Non-current assets or disposal groups classified as held for sale or as held for distribution to owners [abstract] | ||
| Non-current assets or disposal groups classified as held for sale |
175,200,000
USD
|
–
USD
|
| Miscellaneous current assets [abstract] | ||
| Current derivative financial assets |
6,100,000
USD
|
400,000
USD
|
| Other current assets |
60,400,000
USD
|
35,100,000
USD
|
| Borrowings [abstract] | ||
| Non-current portion of non-current borrowings |
3,809,100,000
USD
|
3,895,500,000
USD
|
| Current borrowings and current portion of non-current borrowings [abstract] | ||
| Current borrowings |
367,000,000
USD
|
934,800,000
USD
|
| Non-current portion of non-current borrowings, by type [abstract] | ||
| Trade and other current payables [abstract] | ||
| Trade and other current payables |
597,000,000
USD
|
333,700,000
USD
|
| Miscellaneous non-current liabilities [abstract] | ||
| Non-current derivative financial liabilities |
71,500,000
USD
|
151,000,000
USD
|
| Other non-current liabilities |
168,000,000
USD
|
124,900,000
USD
|
| Miscellaneous current liabilities [abstract] | ||
| Current derivative financial liabilities |
26,300,000
USD
|
41,000,000
USD
|
| Other current liabilities |
185,000,000
USD
|
194,800,000
USD
|
| Issued capital [abstract] | ||
| Issued capital |
8,900,000
USD
|
8,900,000
USD
|
| Net assets (liabilities) [abstract] | ||
| Assets |
6,192,400,000
USD
|
6,370,800,000
USD
|
| Liabilities |
5,821,800,000
USD
|
6,033,100,000
USD
|
| Net current assets (liabilities) [abstract] | ||
| Current assets |
1,267,700,000
USD
|
1,995,100,000
USD
|
| Current liabilities |
1,217,300,000
USD
|
1,540,900,000
USD
|
| Assets less current liabilities [abstract] |