Consolidated Statements of Stockholders' Deficit (Unaudited) - USD ($) $ in Thousands	Common Stock [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Common Stock [Member]	Additional Paid-in Capital [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Treasury Stock, Common [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member]	Total
Balance (in shares) at Mar. 27, 2022		9,369,235						5,254,081
Balance at Mar. 27, 2022		$ 94		$ 62,307		$ (32,619)		$ (84,770)		$ (54,988)
Dividends on common stock						1,852				1,852
Share-based compensation				8						8
Net income						7,137		$ 0		7,137
Repurchase of common stock (in shares)								20,370
Repurchase of common stock								$ (1,070)		(1,070)
Dividends on common stock						(1,852)				(1,852)
Balance (in shares) at Jun. 26, 2022		9,369,235						5,274,451
Balance at Jun. 26, 2022		$ 94		62,315		(27,334)		$ (85,840)		$ (50,765)
Balance (in shares) at Mar. 26, 2023		9,369,235						5,289,515		4,079,720
Balance (Accounting Standards Update 2016-13 [Member]) at Mar. 26, 2023	$ 0		$ 0		$ (187)		$ 0		$ (187)
Balance at Mar. 26, 2023		$ 94		62,565		(20,559)		$ (86,662)		$ (44,562)
Dividends on common stock		(0)		(0)		2,040		(0)		2,040
Share-based compensation		0		177		0		0		177
Net income		0		0		7,388		0		7,388
Dividends on common stock		$ 0		0		(2,040)		$ 0		$ (2,040)
Balance (in shares) at Jun. 25, 2023		9,369,235						5,289,515		4,079,720
Balance at Jun. 25, 2023		$ 94		$ 62,742		$ (15,398)		$ (86,662)		$ (39,224)