Consolidated Statements of Stockholders' (Deficit) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total
Balance (in shares) at Mar. 27, 2016	9,274,066			5,096,757
Balance at Mar. 27, 2016	$ 93,000	$ 60,950,000	$ (57,348,000)	$ (76,031,000)	$ (72,336,000)
Shares issued in connection with share-based compensation plans (in shares)	29,804
Shares issued in connection with share-based compensation plans		44,000			44,000
Withholding tax on net share settlement of share-based compensation plans		(994,000)			(994,000)
Repurchase of common stock (in shares)				30,616
Repurchase of common stock				$ (1,272,000)	(1,272,000)
Share-based compensation		582,000			582,000
Net income			7,485,000		7,485,000
Balance (in shares) at Mar. 26, 2017	9,303,870			5,127,373
Balance at Mar. 26, 2017	$ 93,000	60,582,000	(49,863,000)	$ (77,303,000)	(66,491,000)
Shares issued in connection with share-based compensation plans (in shares)	8,052
Shares issued in connection with share-based compensation plans
Withholding tax on net share settlement of share-based compensation plans		(157,000)			(157,000)
Share-based compensation		398,000			398,000
Net income			2,630,000		2,630,000
Dividends on common stock			(20,948,000)		$ (20,948,000)
Balance (in shares) at Mar. 25, 2018	9,311,922			5,127,373	4,184,549
Balance at Mar. 25, 2018	$ 93,000	60,823,000	(68,181,000)	$ (77,303,000)	$ (84,568,000)
Cumulative effect of the adoption of ASC606			(2,004,000)		(2,004,000)
Shares issued in connection with share-based compensation plans (in shares)	24,416
Shares issued in connection with share-based compensation plans		134,000			134,000
Withholding tax on net share settlement of share-based compensation plans		(174,000)			$ (174,000)
Repurchase of common stock (in shares)				14,390	14,390
Repurchase of common stock				$ (1,000,000)	$ (1,000,000)
Share-based compensation		162,000			162,000
Net income			21,493,000		21,493,000
Dividends on common stock			(4,187,000)		$ (4,187,000)
Balance (in shares) at Mar. 31, 2019	9,336,338			5,141,763	4,194,575
Balance at Mar. 31, 2019	$ 93,000	$ 60,945,000	$ (52,879,000)	$ (78,303,000)	$ (70,144,000)