Employee plans - Expected Future Benefit Payments (Details) $ in Millions	Dec. 31, 2021 USD ($)
Pension Plans \| U.S. Plans
Expected Payments
2022	$ 308.6
2023	302.4
2024	295.5
2025	287.6
2026	279.1
2027 - 2030	1,240.5
Pension Plans \| International Plans
Expected Payments
2022	87.9
2023	90.9
2024	94.4
2025	96.1
2026	99.6
2027 - 2030	538.2
Other Postretirement Benefit Plans
Expected Payments
2022	7.1
2023	6.7
2024	6.2
2025	5.7
2026	5.3
2027 - 2030	$ 21.1

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- Definition

Amount of benefit for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following current fiscal year.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920

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Amount of benefit for defined benefit plan expected to be paid in next fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fifth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in fourth fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in third fiscal year following current fiscal year.

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Amount of benefit for defined benefit plan expected to be paid in second fiscal year following current fiscal year.

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