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Commitments and Contingencies (Narratives) (Details)			12 Months Ended
Commitments and Contingencies (Narratives) (Details)	Jan. 14, 2019 USD ($)	Jan. 26, 2016 USD ($) patent	Dec. 28, 2018 USD ($)	Dec. 29, 2017 USD ($)	Dec. 30, 2016 USD ($)
Gain Contingencies [Line Items]
Gain on litigation settlement		$ 0
Expenses related to license agreements			$ 852,347,000	$ 782,070,000	$ 737,823,000
Standard product warranty description			The Company generally warrants that its products will meet customer specifications and will be free from defects in materials and workmanship.
Self Insurance Reserve			$ 4,200,000	5,800,000
Other Noncurrent Liabilities [Member]
Gain Contingencies [Line Items]
Environmental matter accruals				1,000,000
Positive Outcome of Litigation [Member]
Gain Contingencies [Line Items]
Number of patents found infringed upon \| patent		3
Settlement amount		$ 37,500,000
Royalty [Member]
Gain Contingencies [Line Items]
Expenses related to license agreements			$ 1,600,000	$ 1,100,000	$ 1,000,000
Subsequent Event [Member] \| Positive Outcome of Litigation [Member]
Gain Contingencies [Line Items]
Settlement amount	$ 22,200,000