Commitments and contingencies.

No definition available.

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- Definition

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

+ References

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- Definition

The amount of loss pertaining to the specified contingency that was charged against earnings in the period, including the effects of revisions in previously reported estimates.

+ References

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- Definition

Amount of receivable related to a loss contingency accrual. For example, an insurance recovery receivable.

+ References

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- Definition

Amount of cash inflow from the collection of receivables related to a loss contingency.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2020	Sep. 26, 2019
Commitments And Contingencies [Line Items]
Recognized an undiscounted liability	$ 5.0	$ 4.8
Isolated Service Incident [Member]
Commitments And Contingencies [Line Items]
Duplicate payments for payroll customers			$ 18.8
Loss on unrecovered duplicate payments	11.2
Recovery efforts resulting in collection		$ 0.4
Isolated Service Incident [Member] \| Selling, General and Administrative Expense [Member]
Commitments And Contingencies [Line Items]
Loss on unrecovered duplicate payments	$ 11.2