Consolidated Financial Statement Details (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Other Current Liabilities [Abstract]
Accrued discounts and allowances	$ 53,900	$ 48,600
Accrued interest	6,000	5,800
Taxes payable, current	4,700	5,000
Environmental expense, non operating properties	900	3,600
Accrued audit fees	7,000
Other (Expense) Income, Net [Abstract]
Net periodic benefit income	465	2,914	$ 1,150
Interest income	722	624	684
Other	497	429	1,117
Other income, net	$ 1,684	$ 3,967	$ 2,951	[1]

[1] The Consolidated Statement of Income for 2017 has been adjusted to reflect the adoption of ASU 2017-07, Compensation - Retirement Benefits (Topic 715): Improving the Presentation of Net Periodic Pension Cost and Net Periodic Postretirement Benefit Cost in 2018. The components of net periodic benefit cost (income) other than the service cost component are included in other income, net in the Consolidated Statements of Income.