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Stock-Based Compensation - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 27, 2020	Sep. 29, 2019	Sep. 27, 2020	Sep. 29, 2019	Mar. 29, 2020	Dec. 29, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation expense (benefit)	$ 0.5	$ (0.5)	$ 2.9	$ 4.7
Related tax benefit (expense)	$ 0.2	$ 0.4	$ 0.2	$ 1.1
Financial Measure Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair value (in dollars per share)	$ 22.32		$ 22.32			$ 24.21
2018 grant | Financial Measure Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair value (in dollars per share)					$ 17.35

X

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
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-Section S99
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Amount of tax benefit for recognition of expense of award under share-based payment arrangement.

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- Definition

Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

+ References

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-Publisher FASB
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-Topic 718
-SubTopic 10
-Section 50
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