Litigation and Contingencies Environmental Remediation Obligation (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Jan. 01, 2022
Accrual for Environmental Loss Contingencies [Roll Forward]
Remediation liability at beginning of the year	$ 85.7	$ 101.8
Changes in estimate	6.8	0.0
Amounts paid	(18.4)	(16.1)
Remediation liability at the end of the year	$ 74.1	$ 85.7

Total costs accrued as of the balance sheet date for environmental loss contingencies.

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Amount of expense (reversal of expense) which increases (decreases) the accrual for environmental loss contingencies from revisions in estimates to existing obligations. Excludes changes related to business acquisitions, divestitures, or currency movement.

+ References

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Amount of cash outflow to settle environmental loss contingencies.

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

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