Derivatives (Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 25, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Cash flow hedges - interest rate swaps	$ 0	$ 94
Designated as Hedging Instrument \| Interest Rate Swap
Derivative Instruments, Gain (Loss) [Line Items]
Cash flow hedges - interest rate swaps	0	94
Designated as Hedging Instrument \| Interest Rate Swap \| Interest Expense
Derivative Instruments, Gain (Loss) [Line Items]
Cash flow hedges - interest rate swaps	(7)	135
Cash flow hedge gain (loss) to be reclassified during next 12 months, net	0
Not Designated as Hedging Instrument \| Interest Rate Swap \| Other Nonoperating Income (Expense)
Derivative Instruments, Gain (Loss) [Line Items]
Cash flow hedges - interest rate swaps	$ 210	$ 511

Derivatives, Gain (Loss) Reclassified From AOCI, Effective Portion, Net

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Other Comprehensive Income (Loss), Reclassification Of Gain (Loss) On Dedesignation Of Derivatives, Net

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

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- Definition

Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

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