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Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 25, 2021	Dec. 26, 2020
Statement of Comprehensive Income [Abstract]
Net income	$ 125,196	$ 108,849	$ 118,917
Available-for-sale marketable securities
Unrealized holding gains (losses) arising during period (Net of deferred taxes of $3,011, $630 and $706, respectively)	(8,135)	(1,599)	1,806
Net current period other comprehensive income (loss)	(8,135)	(1,599)	1,806
Comprehensive income, net of tax	$ 117,061	$ 107,250	$ 120,723

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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