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Organization (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 28, 2025	Dec. 29, 2024
Organization [Line Items]
Incorporation date	Feb. 22, 2010
Net loss from discontinued operations	$ (1,100)	$ (2,007)
Loss from continuing operations	(44,254)	(54,444)
Accumulated deficit	(456,733)	(411,379)
Total debt	24,300
Cash and cash equivalents excluding restricted cash	$ 9,617	$ 13,378

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