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Pension and Non-pension Post-employment Benefit Plans - Market Value of Plan Assets (Details) - USD ($) $ in Millions | Dec. 31, 2020 | Dec. 31, 2019
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Disclosure of information about defined benefit plans [abstract] |  |
Debt investment funds | $ 10.8 | $ 10.3
Equity investment funds | 7.8 | 7.4
Insurance annuities | 348.3 | 299.8
Other | 13.2 | 12.8
Total | $ 380.1 | $ 330.3
Debt investment funds, allocation percentage | 3.00% | 3.00%
Equity investment funds, allocation percentage | 2.00% | 2.00%
Insurance annuities, allocation percentage | 92.00% | 91.00%
Other, allocation percentage | 3.00% | 4.00%
Total, allocation percentage | 100.00% | 100.00%

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- Definition Debt Instruments, Amount Contributed To Fair Value Of Plan Assets, Allocation Percentage + References No definition available. + Details
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- Definition Equity Instruments, Amount Contributed To Fair Value Of Plan Assets, Allocation Percentage + References No definition available. + Details
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- Definition Insurance Annuities, Amount Contributed To Fair Value Of Plan Assets + References No definition available. + Details
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- Definition Other Assets, Amount Contributed To Fair Value Of Plan Assets, Allocation Percentage + References No definition available. + Details
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- Definition The amount instruments representing debt (rather than equity) contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 19 -IssueDate 2020-01-01 -Paragraph 142 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2020-en-r&anchor=para_142_c&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The amount instruments representing equity (rather than debt) contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 19 -IssueDate 2020-01-01 -Paragraph 142 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2020-en-r&anchor=para_142_b&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The amount other types of assets not separately disclosed contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2020-01-01 -Paragraph 142 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2020-en-r&anchor=para_142&doctype=Standard -URIDate 2020-01-01 + Details
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