Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Total	Capital in Excess of Par Value [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]	Class A Common Stock [Member]	Common Stock, Non-Cumulative Voting Rights of One Vote Per Share [Member]
Balance at Jun. 24, 2021	$ 242,494	$ 126,271	$ 126,336	$ (9,025)	$ (1,204)	$ 26	$ 90
Balance, Shares at Jun. 24, 2021						2,597,426	8,988,812
Net income	19,249		19,249
Cash dividends	(34,534)		(34,534)
Pension liability amortization, net of income tax expense	269			269
Equity award exercises , net of shares withheld for employee taxes	(16)	(16)					$ 0
Equity award exercises , net of shares withheld for employee taxes, shares							1,168
Stock-based compensation expense	703	703
Balance at Sep. 23, 2021	228,165	126,958	111,051	(8,756)	(1,204)	$ 26	$ 90
Balance, Shares at Sep. 23, 2021						2,597,426	8,989,980
Balance at Jun. 24, 2021	242,494	126,271	126,336	(9,025)	(1,204)	$ 26	$ 90
Balance, Shares at Jun. 24, 2021						2,597,426	8,988,812
Net income	44,373
Balance at Mar. 24, 2022	254,779	127,910	136,175	(8,218)	(1,204)	$ 26	$ 90
Balance, Shares at Mar. 24, 2022						2,597,426	9,046,420
Balance at Sep. 23, 2021	228,165	126,958	111,051	(8,756)	(1,204)	$ 26	$ 90
Balance, Shares at Sep. 23, 2021						2,597,426	8,989,980
Net income	13,247		13,247
Pension liability amortization, net of income tax expense	269			269
Equity award exercises , net of shares withheld for employee taxes	(946)	(946)					$ 0
Equity award exercises , net of shares withheld for employee taxes, shares							54,980
Stock-based compensation expense	1,068	1,068
Balance at Dec. 23, 2021	241,803	127,080	124,298	(8,487)	(1,204)	$ 26	$ 90
Balance, Shares at Dec. 23, 2021						2,597,426	9,044,960
Net income	11,877		11,877
Pension liability amortization, net of income tax expense	269			269
Equity award exercises , net of shares withheld for employee taxes	(48)	(48)					$ 0
Equity award exercises , net of shares withheld for employee taxes, shares							1,460
Stock-based compensation expense	878	878
Balance at Mar. 24, 2022	254,779	127,910	136,175	(8,218)	(1,204)	$ 26	$ 90
Balance, Shares at Mar. 24, 2022						2,597,426	9,046,420
Balance at Jun. 30, 2022	278,821	128,800	153,589	(2,480)	(1,204)	$ 26	$ 90
Balance, Shares at Jun. 30, 2022						2,597,426	9,047,359
Net income	15,545		15,545
Cash dividends	(25,981)		(25,981)
Pension liability amortization, net of income tax expense	6			6
Stock-based compensation expense	772	772
Balance at Sep. 29, 2022	269,163	129,572	143,153	(2,474)	(1,204)	$ 26	$ 90
Balance, Shares at Sep. 29, 2022						2,597,426	9,047,359
Balance at Jun. 30, 2022	278,821	128,800	153,589	(2,480)	(1,204)	$ 26	$ 90
Balance, Shares at Jun. 30, 2022						2,597,426	9,047,359
Net income	48,184
Balance at Mar. 30, 2023	292,318	131,649	164,220	(2,464)	(1,204)	$ 26	$ 91
Balance, Shares at Mar. 30, 2023						2,597,426	9,076,326
Balance at Sep. 29, 2022	269,163	129,572	143,153	(2,474)	(1,204)	$ 26	$ 90
Balance, Shares at Sep. 29, 2022						2,597,426	9,047,359
Net income	16,907		16,907
Cash dividends	(11,572)		(11,572)
Pension liability amortization, net of income tax expense	5			5
Equity award exercises , net of shares withheld for employee taxes	(355)	(356)					$ 1
Equity award exercises , net of shares withheld for employee taxes, shares							24,709
Stock-based compensation expense	1,515	1,515
Balance at Dec. 29, 2022	275,663	130,731	148,488	(2,469)	(1,204)	$ 26	$ 91
Balance, Shares at Dec. 29, 2022						2,597,426	9,072,068
Net income	15,732		15,732
Pension liability amortization, net of income tax expense	5			5
Equity award exercises , net of shares withheld for employee taxes	(23)	(23)					$ 0
Equity award exercises , net of shares withheld for employee taxes, shares							4,258
Stock-based compensation expense	941	941
Balance at Mar. 30, 2023	$ 292,318	$ 131,649	$ 164,220	$ (2,464)	$ (1,204)	$ 26	$ 91
Balance, Shares at Mar. 30, 2023						2,597,426	9,076,326