Consolidated Statements of Changes in Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Preferred Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock, Common and Preferred [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balances (in shares) at Jan. 31, 2023	1,599	1,683
Balances at Jan. 31, 2023	$ 16	$ 37,779	$ 129,721	$ (16,863)	$ (127,635)	$ 34	$ 23,052
Net income	0		0	0	274	0	274
Preferred stock dividends	$ 0	$ 0	0	0	(946)	0	(946)
Retirement of treasury stock (in shares)	(193)	0
Retirement of treasury stock	$ (2)	$ 0		16,863		0	0
Retirement of treasury stock			(16,861)		0
Stock-based compensation	$ 0	$ 0	261	0	0	0	261
Balances (in shares) at Jan. 31, 2024	1,406	1,683
Balances at Jan. 31, 2024	$ 14	$ 37,779	113,121	0	(128,307)	34	22,641
Net income	0	0	0	0	5,074	0	5,074
Stock-based compensation	$ 0	$ 0	235	0	0	0	235
Preferred stock conversion (in shares)	6,563	(1,683)
Preferred stock conversion	$ 66	$ (37,779)	22,310	0		0	(618)
Treasury Stock Reissued at Lower than Repurchase Price, Conversion of Convertible Securities					14,785
Balances (in shares) at Jan. 31, 2025	7,969	0
Balances at Jan. 31, 2025	$ 80	$ 0	$ 135,666	$ 0	$ (108,448)	$ 34	$ 27,332