Condensed Consolidated Statements of Stockholders’ Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Balance at beginning of period (in shares) at Dec. 25, 2020		59,217,000
Balance at beginning of period at Dec. 25, 2020	$ 617,739	$ 592	$ 659,093	$ (43,018)	$ 756	$ 316
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(6,036)			(6,014)		(22)
Foreign currency translation adjustments	(52)				(52)
Equity-based compensation	1,060		1,060
Balance at end of period (in shares) at Mar. 26, 2021		59,217,000
Balance at end of period at Mar. 26, 2021	$ 612,711	$ 592	660,153	(49,032)	704	294
Balance at beginning of period (in shares) at Dec. 31, 2021	74,427,000	74,427,000
Balance at beginning of period at Dec. 31, 2021	$ 748,275	$ 744	826,718	(79,420)	(28)	261
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(2,256)			(2,236)		(20)
Foreign currency translation adjustments	6				6
Equity-based compensation	5,599		5,599
Issuance of common stock pursuant to equity incentive plans (in shares)		53,000
Issuance of common stock pursuant to equity incentive plans	$ 0	$ 1	(1)
Balance at end of period (in shares) at Apr. 01, 2022	74,480,000	74,480,000
Balance at end of period at Apr. 01, 2022	$ 751,624	$ 745	$ 832,316	$ (81,656)	$ (22)	$ 241