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Average Return on Capital Employed, Number of years

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The amount of contributions made by the employer in connection with foreign defined benefit and contribution plans.

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Maximum percentage of an employee's pay that is eligible for participation in the company's ESPP.

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Maximum Performance Multiple at the Completion of the Performance Period Cap If TSR Is Negative

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Maximum Performance Multiple to be Applied to Performance Stock/Units Granted at the Completion of the Performance Period

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Minimum Performance Multiple to be Applied to Performance Stock/Units Granted at the Completion of the Performance Period

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Modifier Applied To Performance Based Multiple

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Percentage of fair market value at which employees may purchase company stock via the ESPP

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Performance Multiple Applied at the Completion Period

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Performance Period for Performance Units

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Reflects maximum term as to when the share-based award expires as specified in the award agreement, which may be presented in a variety of ways (for example, number of years, number of months, days, quarters and quarters of a year).

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Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Award Periods

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Share-Based Compensation Arrangement by Share-Based Payment Award, Offering Period

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Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Aggregate number of common shares reserved for future issuance.

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Amount of actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

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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.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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Amount of liability, recognized in statement of financial position, for defined benefit other postretirement plan. Excludes pension plan.

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Amount of cost (reversal of cost) for pension and other postretirement benefits.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted-average exercise price, at which grantee can acquire shares reserved for issuance, for fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Employee Benefit Plans - Narrative (Details) $ / shares in Units, $ in Millions		4 Months Ended	12 Months Ended
	Feb. 28, 2023 shares	Dec. 31, 2022 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) awardPeriod $ / shares shares	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate maximum of common shares (in shares) \| shares		20,000,000	20,000,000
Common shares available for grant(in shares) \| shares		16,000,000	16,000,000
Net tax benefits / (deficiencies) recognized			$ 22.0	$ (11.0)	$ (22.0)
Stock-Based Compensation Expenses			133.0	152.0	146.0
Pension Plans
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total pension plan costs			56.0	52.0	46.0
Company contributions to foreign pension plans			1.0	1.0	1.0
Defined benefit plan, benefit obligation		$ 14.0	14.0	13.0
Fair value of foreign pension plan assets		15.0	15.0	14.0
(Prepaid) / Accrued benefit cost		$ (0.5)	$ (0.5)	(0.1)
Stock Options/SARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Terms for stock options and SARs granted maximum			7 years
Stock-based compensation expense			$ 34.0	48.0	62.0
Stock options/SARs vested or expected to vest (in shares) \| shares		4,100,000	4,100,000
Weighted average grant price vested or expected to vest (per share) \| $ / shares		$ 77.85	$ 77.85
Intrinsic value of stock options/SARs vested or expected to vest		$ 211.0	$ 211.0
Weighted average remaining contractual life			4 years 1 month 6 days
Unrecognized compensation expense		$ 31.0	$ 31.0
Weighted average period over which unrecognized compensation expense will be recognized			1 year 4 months 24 days
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common shares available for grant(in shares) \| shares		1,400,000	1,400,000
Percentage of fair market value at which employees may purchase company stock via the ESPP			85.00%
Contributions to the ESPP percentage			10.00%
ESPP \| 2021 Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of award offerings \| awardPeriod			2
ESPP offering period			6 months
Restricted Stock and Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense			$ 88.0	89.0	75.0
Unrecognized compensation expense		$ 285.0	$ 285.0
Weighted average period over which unrecognized compensation expense will be recognized			1 year 9 months 18 days
Performance Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense		$ 18.0	$ 18.0
Weighted average period over which unrecognized compensation expense will be recognized			1 year 9 months 18 days
Performance period for performance units		3 years	3 years
Minimum performance multiple at the completion performance period			0.00%
Maximum performance multiple at the completion performance period			200.00%
Stock-Based Compensation Expenses			$ 11.0	$ 15.0	$ 9.0
Performance multiple applied at the completion period						50.00%	125.00%	150.00%
Average Return on Capital Employed, Number of years			3 years
Maximum Performance Multiple at the Completion of the Performance Period Cap If TSR Is Negative			100.00%
Performance Units \| Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance multiple applied at the completion period	50.00%
Additional performance awards granted (in shares) \| shares	86,076
Performance Units \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Modifier Applied To Performance Based Multiple			(70.00%)
Performance Units \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Modifier Applied To Performance Based Multiple			70.00%