Employee Benefit Plans (Reconciliation of Level 3 Assets) (Details) - Pension plan - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	$ 815.6	$ 808.6
Foreign currency exchange rate changes	(76.1)	(10.7)
Fair value of plan assets at end of year	528.7	815.6
Alternative Investments
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	45.2
Fair value of plan assets at end of year	34.6	45.2
Miscellaneous Funds
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	40.2
Fair value of plan assets at end of year	37.8	40.2
Level 3
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	43.7	38.7
Related to assets still held at reporting	(0.9)	3.3
Relating to assets sold during period		0.0
Purchases, sales and /or settlements	(0.2)	4.7
Foreign currency exchange rate changes	(2.4)	(3.0)
Fair value of plan assets at end of year	40.2	43.7
Level 3 \| Alternative Investments
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	3.5	2.1
Related to assets still held at reporting	(1.1)	1.4
Relating to assets sold during period		0.0
Purchases, sales and /or settlements	0.0	0.0
Foreign currency exchange rate changes	0.0	0.0
Fair value of plan assets at end of year	2.4	3.5
Level 3 \| Miscellaneous Funds
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets at beginning of year	40.2	36.6
Related to assets still held at reporting	0.2	1.9
Relating to assets sold during period		0.0
Purchases, sales and /or settlements	(0.2)	4.7
Foreign currency exchange rate changes	(2.4)	(3.0)
Fair value of plan assets at end of year	$ 37.8	$ 40.2

Amount, measured using unobservable inputs, of increase (decrease) in plan assets of defined benefit plan from actual return (loss) on assets sold.

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- Definition

Amount, measured using unobservable inputs, of increase (decrease) in plan assets of defined benefit plan from actual return (loss) on assets still held.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) plan assets of defined benefit plan.

+ References

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- Definition

Amount, measured using unobservable input, of increase (decrease) in plan asset of defined benefit plan from purchase, sale and settlement of trade associated with underlying investment.

+ References

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