Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	Total
Balance (in shares) at Mar. 31, 2024	9,374,130
Balance at Mar. 31, 2024	$ 94	$ 62,936	$ (9,291)	$ (86,662)	$ (32,923)
Balance (in shares) at Mar. 31, 2024				5,289,515
Dividends on common stock	0	0	(2,043)	$ 0	(2,043)
Share-based compensation	0	188	0	0	188
Net income	$ 0	0	9,277	0	9,277
Balance (in shares) at Jun. 30, 2024	9,374,130
Balance at Jun. 30, 2024	$ 94	63,124	(2,057)	$ (86,662)	$ (25,501)
Balance (in shares) at Jun. 30, 2024				5,289,515
Balance (in shares) at Mar. 30, 2025	9,379,025				4,089,510
Balance at Mar. 30, 2025	$ 94	63,492	6,563	$ (86,662)	$ (16,513)
Balance (in shares) at Mar. 30, 2025				5,289,515	5,289,515
Dividends on common stock	0	0	(2,045)	$ 0	$ (2,045)
Share-based compensation	0	288	0	0	288
Net income	$ 0	0	8,928	0	$ 8,928
Balance (in shares) at Jun. 29, 2025	9,379,025				4,089,510
Balance at Jun. 29, 2025	$ 94	$ 63,780	$ 13,446	$ (86,662)	$ (9,342)
Balance (in shares) at Jun. 29, 2025				5,289,515	5,289,515