Benefits Plans (Schedule Of Stock Option Activity) (Details) - USD ($) $ / shares in Units, shares in Thousands	12 Months Ended
Dec. 27, 2025	Dec. 28, 2024
Number of Shares
Outstanding, Beginning Balance	3,257
Exercised	(129)
Expired or forfeited	(429)
Outstanding, Ending Balance	2,699	3,257
Weighted-Average Grant - Date Fair Value (Per Share)
Outstanding, Beginning Balance	$ 0.78
Exercised	0.57
Expired or Forfeited	1.12
Outstanding, Ending Balance	$ 0.73	$ 0.78
Options outstanding, Weighted-Average Remaining Contractual Life	3 years 4 months 24 days	3 years 10 months 20 days
Options outstanding, Aggregate Intrinsic Value	$ 498,000	$ 468,000
Options exercisable, Number of Shares	2,699
Options exercisable, Weighted-Average Exercise Price	$ 0.73
Options exercisable, Weighted-Average Remaining Contractual Life	3 years 4 months 24 days
Additional Disclosure
Options exercisable, Aggregate Intrinsic Value	$ 498,000
Options exercisable and expected to vest, Number of Shares	2,699
Options exercisable and expected to vest, Weighted-Average Exercise Price	$ 0.73
Options exercisable and expected to vest, Weighted-Average Remaining Contractual Life	3 years 4 months 24 days
Options exercisable and expected to vest, Aggregate Intrinsic Value	$ 498,000
Intrinsic value of options exercised		$ 200,000

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Amount by which current fair value of underlying stock exceeds exercise price of fully vested and expected to vest options outstanding. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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