Discontinued Operations (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2022 USD ($) installment	Dec. 25, 2021 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accrual for environmental remediation obligation	$ 2,205	$ 1,913
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration]	LONG-TERM LIABILITIES OF DISCONTINUED OPERATIONS
Discontinued Operations, Disposed of by Sale | Commercial Divestiture
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net proceeds, including escrow funds	$ 20,500	20,500
Contract liabilities	$ 3,127	$ 3,127
Noncompete term	5 years
Escrow deposit	$ 2,100
Number of installments | installment	2
Initial amount paid, percentage	50.00%
Initial amount paid, period	90 days
Remaining amount paid, period	18 months
Escrow deposit, current	$ 1,025
Payments for deposits with other institutions	$ 2,100