Analysis Of Income And Expense [Abstract]
| Concept |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2021-01-01 to 2021-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
2020-01-01 to 2020-12-31 |
|---|---|---|---|---|---|---|---|---|
| Analysis of income and expense [abstract] | ||||||||
| Material income and expense [abstract] | ||||||||
| Selling, general and administrative expense [abstract] | ||||||||
| General and administrative expense | — | — |
19,400,000
USD
|
— | — |
16,400,000
USD
|
— | — |
| Miscellaneous other comprehensive income [abstract] | ||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations and hedges of net investments in foreign operations [abstract] | ||||||||
| Other comprehensive income, net of tax, exchange differences on translation of foreign operations |
181,200,000
USD
|
181,200,000
USD
|
181,200,000
USD
|
— | — |
210,100,000
USD
|
210,100,000
USD
|
210,100,000
USD
|
| Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract] | ||||||||
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — |
900,000
USD
|
— | — |
100,000
USD
|
— | — |
| Comprehensive income, continuing and discontinued operations [abstract] | ||||||||
| Comprehensive income |
364,700,000
USD
|
858,500,000
USD
|
858,500,000
USD
|
493,800,000
USD
|
384,200,000
USD
|
110,700,000
USD
|
110,700,000
USD
|
273,500,000
USD
|
| Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract] | ||||||||
| Comprehensive income, attributable to owners of parent | — | — |
858,500,000
USD
|
— | — |
110,700,000
USD
|
— | — |