Consolidated Statements of Stockholders' (Deficit) (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Total
Balance (in shares) at Mar. 25, 2018	9,311,922			5,127,373
Balance at Mar. 25, 2018	$ 93,000	$ 60,823,000	$ (68,181,000)	$ (77,303,000)	$ (84,568,000)
Repurchase of common stock (in shares)				14,390
Repurchase of common stock				$ (1,000,000)	(1,000,000)
Dividends on common stock			(3,139,000)		(3,139,000)
Share-based compensation		133,000			133,000
Net income			19,001,000		19,001,000
Shares issued in connection with share-based compensation plans (in shares)	7,020
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)
Cumulative effect of the adoption of ASC 606 at Mar. 25, 2018			(2,004,000)		(2,004,000)
Balance (in shares) at Dec. 23, 2018	9,318,942			5,141,763
Balance at Dec. 23, 2018	$ 93,000	60,916,000	(54,323,000)	$ (78,303,000)	(71,617,000)
Balance (in shares) at Sep. 23, 2018	9,318,942			5,127,373
Balance at Sep. 23, 2018	$ 93,000	60,887,000	(63,000,000)	$ (77,303,000)	(79,323,000)
Repurchase of common stock (in shares)				14,390
Repurchase of common stock				$ (1,000,000)	(1,000,000)
Dividends on common stock			(1,045,000)		(1,045,000)
Share-based compensation		29,000			29,000
Net income			9,722,000		9,722,000
Balance (in shares) at Dec. 23, 2018	9,318,942			5,141,763
Balance at Dec. 23, 2018	$ 93,000	60,916,000	(54,323,000)	$ (78,303,000)	$ (71,617,000)
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)
Repurchase of common stock (in shares)				13,709	13,709
Repurchase of common stock				$ (985,000)	$ (985,000)
Dividends on common stock			(4,437,000)		(4,437,000)
Share-based compensation		87,000			87,000
Net income			10,240,000		10,240,000
Shares issued in connection with share-based compensation plans (in shares)	32,454
Shares issued in connection with share-based compensation plans	$ 1,000	1,077,000			1,078,000
Withholding tax on net share settlement of share-based compensation plans		(8,000)			$ (8,000)
Balance (in shares) at Dec. 29, 2019	9,368,792			5,155,472	4,213,320
Balance at Dec. 29, 2019	$ 94,000	62,101,000	(47,076,000)	$ (79,288,000)	$ (64,169,000)
Balance (in shares) at Sep. 29, 2019	9,368,792			5,141,763
Balance at Sep. 29, 2019	$ 94,000	62,072,000	(46,810,000)	$ (78,303,000)	(62,947,000)
Repurchase of common stock (in shares)				13,709
Repurchase of common stock				$ (985,000)	(985,000)
Dividends on common stock			(1,479,000)		(1,479,000)
Share-based compensation		29,000			29,000
Net income			1,213,000		$ 1,213,000
Balance (in shares) at Dec. 29, 2019	9,368,792			5,155,472	4,213,320
Balance at Dec. 29, 2019	$ 94,000	$ 62,101,000	$ (47,076,000)	$ (79,288,000)	$ (64,169,000)