Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member] Common Class A [Member]	Common Stock [Member] Common Class B [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock, Common [Member]	Total
Balance (in shares) at Jun. 27, 2021	55,675,661	33,433,614				24,105,841
Balance at Jun. 27, 2021	$ 557	$ 334	$ 371,103	$ 286,175	$ (318)	$ (148,781)	$ 509,070
Net income (loss)	$ 0	$ 0	0	51,860	0	$ 0	51,860
Stock-based compensation (in shares)	800,387	0				0
Stock-based compensation	$ 8	$ 0	6,795	0	0	$ 0	6,803
Conversion – Class B into Class A (in shares)	889,860
Conversion – Class B into Class A	$ 9
Conversion – Class B into Class A (in shares)		(889,860)
Conversion – Class B into Class A		$ (9)
Acquisition of Class A treasury stock (in shares)	0	0				1,330,090
Acquisition of Class A treasury stock	$ 0	$ 0	0	0	0	$ (34,788)	(34,788)
Exercise of stock options (in shares)	321,700	0				0
Exercise of stock options	$ 3	$ 0	843	0	0	$ 0	846
Balance (in shares) at Mar. 27, 2022	57,687,608	32,543,754				25,435,931
Balance at Mar. 27, 2022	$ 577	$ 325	378,741	338,035	(318)	$ (183,569)	533,791
Balance (in shares) at Dec. 26, 2021	56,778,082	33,433,614				24,933,148
Balance at Dec. 26, 2021	$ 568	$ 334	377,234	361,444	(318)	$ (174,302)	564,960
Net income (loss)	$ 0	$ 0	0	(23,409)	0	$ 0	(23,409)
Stock-based compensation (in shares)	19,666	0				0
Stock-based compensation	$ 0	$ 0	1,507	0	0	$ 0	1,507
Conversion – Class B into Class A (in shares)	889,860
Conversion – Class B into Class A	$ 9
Conversion – Class B into Class A (in shares)		(889,860)
Conversion – Class B into Class A		$ (9)
Acquisition of Class A treasury stock (in shares)	0	0				502,783
Acquisition of Class A treasury stock	$ 0	$ 0	0	0	0	$ (9,267)	(9,267)
Exercise of stock options (in shares)	0	0				0
Exercise of stock options	$ 0	$ 0	0	0	0	$ 0	0
Balance (in shares) at Mar. 27, 2022	57,687,608	32,543,754				25,435,931
Balance at Mar. 27, 2022	$ 577	$ 325	378,741	338,035	(318)	$ (183,569)	533,791
Balance (in shares) at Jul. 03, 2022	57,706,389	32,529,614				25,698,396
Balance at Jul. 03, 2022	$ 577	$ 325	379,885	315,785	(211)	$ (186,952)	509,409
Net income (loss)	$ 0	$ 0	0	(22,155)	0	$ 0	(22,155)
Stock-based compensation (in shares)	372,415	0				0
Stock-based compensation	$ 4	$ 0	5,937	0	0	$ 0	5,941
Conversion – Class B into Class A (in shares)	181,393
Conversion – Class B into Class A	$ 2
Conversion – Class B into Class A (in shares)		(181,393)
Conversion – Class B into Class A		$ (2)
Acquisition of Class A treasury stock (in shares)	0	0				142,005
Acquisition of Class A treasury stock	$ 0	$ 0	0	0	0	$ (1,197)	$ (1,197)
Exercise of stock options (in shares)							(0)
Balance (in shares) at Apr. 02, 2023	58,260,197	32,348,221				25,840,401
Balance at Apr. 02, 2023	$ 583	$ 323	385,822	293,630	(211)	$ (188,149)	$ 491,998
Balance (in shares) at Jan. 01, 2023	58,256,031	32,348,221				25,838,644
Balance at Jan. 01, 2023	$ 583	$ 323	383,335	364,623	(211)	$ (188,127)	560,526
Net income (loss)	$ 0	$ 0	0	(70,993)	0	$ 0	(70,993)
Stock-based compensation (in shares)	4,166	0				0
Stock-based compensation	$ 0	$ 0	2,487	0	0	$ 0	2,487
Conversion – Class B into Class A (in shares)	0
Conversion – Class B into Class A	$ 0
Conversion – Class B into Class A (in shares)		0
Conversion – Class B into Class A		$ 0
Acquisition of Class A treasury stock (in shares)	0	0				1,757
Acquisition of Class A treasury stock	$ 0	$ 0	0	0	0	$ (22)	(22)
Balance (in shares) at Apr. 02, 2023	58,260,197	32,348,221				25,840,401
Balance at Apr. 02, 2023	$ 583	$ 323	$ 385,822	$ 293,630	$ (211)	$ (188,149)	$ 491,998