Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Allowance for Doubtful Accounts Receivable, Current, Beginning of Period	$ 18,042
Allowance for Doubtful Accounts Receivable, Current, End of Period	14,249	$ 18,042
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Allowance for Doubtful Accounts Receivable, Current, Beginning of Period	18,042	18,219	$ 29,164
Valuation Allowances and Reserves, Charged to Cost and Expense	11,949	18,445	20,110
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	(15,742)	(18,622)	(31,055)
Allowance for Doubtful Accounts Receivable, Current, End of Period	$ 14,249	$ 18,042	$ 18,219