Schedule II - Valuation And Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Allowance for doubtful accounts
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of year	$ 2,830	$ 2,687	$ 2,590
Charged to costs and expenses	1,147	(84)	323
Other additions	5	227	0
Deductions	258	0	226
Balance at end of year	3,724	2,830	2,687
Environmental reserves
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of year	18,940	20,534	27,426
Charged to costs and expenses	1,785	652	1,367
Other additions	0	0	0
Deductions	2,311	2,246	8,259
Balance at end of year	18,414	18,940	20,534
Valuation allowance for deferred tax assets
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of year	23,078	21,504	26,624
Charged to costs and expenses	(4,931)	4,939	(1,648)
Other additions	0	267	509
Deductions	1,455	3,632	3,981
Balance at end of year	$ 16,692	$ 23,078	$ 21,504