Summary of Significant Accounting Policies (Details) - USD ($)	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating Lease, Impairment Loss	$ 0
Self insurance reserve	34,000,000	$ 35,000,000
Tax Act, additional income tax expense	68,700,000
Tax cuts and jobs act, incomplete accounting, provisional income tax expense	1,900,000
Operating lease, right-of-use asset	$ 53,549,000	36,000,000
Lease liability		$ 42,000,000
Maximum | Building and Building Improvements
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Property, plant and equipment, useful life	40 years
Maximum | Equipment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Property, plant and equipment, useful life	30 years
Maximum | Computer Software, Intangible Asset
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Property, plant and equipment, useful life	5 years
Minimum | Building and Building Improvements
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Property, plant and equipment, useful life	10 years
Minimum | Equipment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Property, plant and equipment, useful life	3 years
Minimum | Computer Software, Intangible Asset
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Property, plant and equipment, useful life	3 years