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Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - 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 (loss) 0 0 0 0 (240) 0 (240)
Stock-based compensation $ 0 $ 0 50 0 0 0 50
Balances (in shares) at Apr. 30, 2023 1,599 1,683          
Balances at Apr. 30, 2023 $ 16 $ 37,779 129,771 (16,863) (127,875) 34 22,862
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 (loss)             (1,734)
Balances (in shares) at Jul. 31, 2023 1,600 1,683          
Balances at Jul. 31, 2023 $ 16 $ 37,779 129,879 (16,863) (129,369) 34 21,476
Balances (in shares) at Apr. 30, 2023 1,599 1,683          
Balances at Apr. 30, 2023 $ 16 $ 37,779 129,771 (16,863) (127,875) 34 22,862
Net income (loss) 0 0 0 0 (1,494) 0 (1,494)
Stock-based compensation $ 0 $ 0 108 0 0 0 108
Balances (in shares) at Jul. 31, 2023 1,600 1,683          
Balances at Jul. 31, 2023 $ 16 $ 37,779 129,879 (16,863) (129,369) 34 21,476
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 (loss) 0 0 0 0 954 0 954
Stock-based compensation $ 0 $ 0 48 0 0 0 48
Balances (in shares) at Apr. 30, 2024 1,406 1,683          
Balances at Apr. 30, 2024 $ 14 $ 37,779 113,169 0 (127,353) 34 23,643
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 (loss)             1,752
Balances (in shares) at Jul. 31, 2024 1,406 1,683          
Balances at Jul. 31, 2024 $ 14 $ 37,779 113,215 0 (126,555) 34 24,487
Balances (in shares) at Apr. 30, 2024 1,406 1,683          
Balances at Apr. 30, 2024 $ 14 $ 37,779 113,169 0 (127,353) 34 23,643
Net income (loss) 0 0 0 0 798 0 798
Stock-based compensation $ 0 $ 0 46 0 0 0 46
Balances (in shares) at Jul. 31, 2024 1,406 1,683          
Balances at Jul. 31, 2024 $ 14 $ 37,779 $ 113,215 $ 0 $ (126,555) $ 34 $ 24,487