Note 14 - Equity and Stock-based Compensation (Details Textual)				3 Months Ended		9 Months Ended
	Sep. 04, 2024 USD ($) shares	Oct. 12, 2023	Sep. 28, 2023 shares	Oct. 31, 2024 USD ($) $ / shares shares	Oct. 31, 2023 USD ($)	Oct. 31, 2024 USD ($) $ / shares shares	Oct. 31, 2023 USD ($)	Aug. 29, 2024 $ / shares	Jan. 31, 2024 $ / shares shares	Sep. 27, 2023 shares
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares				$ 1		$ 1		$ 1	$ 1
Preferred Stock, Convertible, Conversion Ratio								3.9
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares				$ 0.01		$ 0.01		$ 0.01	$ 0.01
Treasury Stock Reissued at Lower than Repurchase Price, Conversion of Convertible Securities | $	$ 14,800,000
Common Stock, Shares, Issued (in shares)			1,405,779	7,969,000		7,969,000			1,406,000	13,788,738
Share-Based Payment Arrangement, Expense | $				$ 47,000	$ 106,000	$ 141,000	$ 264,000
Common Stock, Shares, Outstanding (in shares)			1,405,779	7,969,000		7,969,000			1,406,000	13,788,738
Reverse Stock Split [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio		10	10
Conversion of Series A Preferred Stock Into Common Stock [Member]
Conversion of Stock, Shares Issued (in shares)	6,600,000