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Derivative Financial Instruments and Fair Value Measurements (Narrative) (Details) - Not designated as hedging instruments [Member] - Foreign currency put and call option contracts (a zero-cost collar) [Member] $ in Millions	3 Months Ended
	Apr. 03, 2021 USD ($)	Jan. 02, 2021 USD ($)	Sep. 26, 2020 USD ($)
Derivative [Line Items]
Derivative notional amount	$ 7.8		$ 11.8
Collar ceiling rate of Mexican pesos to US dollar	24.00
Floor rate of Mexican pesos to US dollar	21.14
Unrealized gains included in other current assets	$ 0.3	$ 0.8
Unrealized gain (loss) on derivative contracts	(0.4)
Derivative instruments gain (loss) recognized in income net	$ 0.1

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Unrealized gains included in other current assets

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Cap rate on a foreign currency derivative for example, but not limited to, a cap or a collar.

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Floor rate on a foreign currency derivative for example, but not limited to, a floor or a collar.

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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959

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Nominal or face amount used to calculate payment on derivative.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5579245-113959

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The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of derivative instruments, including options, swaps, futures, and forward contracts, held at each balance sheet date, that was included in earnings for the period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

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