FAIR VALUE MEASUREMENTS - Other Income (Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2023	Dec. 28, 2022	Dec. 29, 2021
Fair Value Disclosures [Abstract]
Income from investments	$ 2,885	$ 1,033	$ 301
Realized gain (loss) on sale of equity securities	81	0	(5)
Unrealized gain (loss) on equity securities	0	(158)	(277)
Total	$ 2,966	$ 875	$ 19