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Quarterly Financial Information (Unaudited Supplemental Quarterly Financial Information) (Parenthetical) (Details) - USD ($) $ in Thousands, shares in Millions	3 Months Ended				12 Months Ended
	Dec. 31, 2021	Jul. 02, 2021	Jan. 01, 2021	Jun. 26, 2020	Jan. 01, 2021	Dec. 27, 2019
Income Statement [Abstract]
Software resale transaction		$ 5,300
Charge for restructuring			$ 1,600	$ 5,000	$ 6,603
Charge for asset impairments			$ 3,900		$ 3,885	$ 1,180
Number shares from tax benefit for the exercise of SARs	2.9

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Software resale transaction.

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Stock issued during period shares for tax benefit For exercise of SARs.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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