Employee plans - Expected Future Benefit Payments (Details) $ in Millions	Dec. 31, 2020 USD ($)
Pension Plans \| U.S. Plans
Expected Payments
2021	$ 352.8
2022	346.5
2023	339.6
2024	331.9
2025	323.0
2026 - 2030	1,453.2
Pension Plans \| International Plans
Expected Payments
2021	114.8
2022	117.7
2023	121.1
2024	125.0
2025	126.9
2026 - 2030	677.3
Other Postretirement Benefit Plans
Expected Payments
2021	6.3
2022	6.0
2023	5.6
2024	5.3
2025	4.9
2026 - 2030	$ 19.9

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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 http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920

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- Definition

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.

+ References

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

+ References

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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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