Income Taxes - Deferred Income Taxes Temporary Differences (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Future Income Tax Benefits (Expense)
Accrued payroll taxes and insurance	$ 22.5	$ 32.2
Employee compensation payable	38.9	26.2
Pension and postretirement benefits	77.9	79.1
Intangible assets	(135.7)	(113.6)
Repatriation of non-United States earnings	(16.1)	(10.0)
Loans denominated in foreign currencies	0.0	13.5
Operating lease ROU assets	(96.3)	(106.2)
Operating lease liabilities	99.5	112.0
Net operating losses	129.4	136.2
Other	163.9	127.9
Valuation allowance	(167.1)	(149.4)
Total future tax benefits	116.9	147.9
Deferred tax asset	135.0	165.7
Deferred tax liability	(18.1)	(17.8)
Total future tax benefits	$ 116.9	$ 147.9

Deferred Tax Assets Operating Lease ROU Assets.

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Deferred tax liabilities foreign intercompany loans.

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Deferred Tax Liabilities Operating Lease Liabilities.

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from employee benefits, classified as other.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from employee compensation.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from postretirement benefits.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from provisions, reserves, allowances, and accruals, classified as other.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting.

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Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill.

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Amount of deferred tax liability attributable to taxable temporary differences from undistributed earnings of subsidiary and other recognized entity not within country of domicile. Includes, but is not limited to, other basis differences.

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