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Other Expense (Income), net (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net | $ 3.1 | $ 24.7 | $ (0.8)
Investment income from life insurance policies |  |  |
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net | (84.6) | (79.3) | (74.3)
Interest expense on life insurance policy loans |  |  |
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net | 85.5 | 79.4 | 73.9
Life insurance policy cost of insurance |  |  |
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net | 14.4 | 13.4 | 12.8
Income from life insurance policy redemptions |  |  |
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net | (6.2) | (4.6) | (7.8)
Foreign currency transaction (losses) gains |  |  |
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net | 4.0 | 2.3 | 4.1
Net periodic benefit cost - settlement loss |  |  |
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net |  | 19.4 |
Net periodic benefit cost - components other than service cost and settlement loss |  |  |
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net | 1.7 | 2.8 | 2.3
Income from marketable securities |  |  |
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net | (4.1) | (4.3) | (4.3)
All other, net |  |  |
Significant components of Other (Income) Expense, net |  |  |
Other expense (income), net | $ (7.6) | $ (4.4) | $ (7.5)

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- Definition Amount of income (expense) related to nonoperating activities, classified as other. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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