Note 13 - Related Party Transaction	9 Months Ended
Oct. 31, 2021
Notes to Financial Statements
Related Party Transactions Disclosure [Text Block]	13. Related Party Transaction On October 7, 2016, the Company entered into an equity distribution agreement with Ladenburg Thalmann & Co. Inc. (the “Agent”). On December 18, 2019, the Company and Agent entered into an Amended and Restated equity distribution agreement (the “1st Equity Distribution Agreement”). Pursuant to the 1st Equity Distribution Agreement, the Company may sell up to 500,000 shares of 9.00% Series A Cumulative Preferred Stock, par value $1.00 per share (the “Preferred Stock”), through an at-the-market offering program (the “1st ATM Offering Program”) administered by the Agent. The Co-Chief Executive Officer and Co-President of the Agent is the Non-Executive Chairman of our Board. Under the 1st Equity Distribution Agreement, the Agent was entitled to compensation of up to 2.0% of the gross proceeds from the sale of Preferred Stock under the 1st ATM Offering Program. As of January 31, 2020, we had issued 994,046 shares of Series A Preferred for which the Agent was entitled to compensation, including 100% of the Preferred Stock available for sale through the 1st Equity Distribution Agreement. In September 2020 we entered into a new equity distribution agreement (the “2^nd Equity Distribution Agreement”) with the Agent with economic terms essentially identical to the initial agreement. Pursuant to the 2^nd Equity Distribution Agreement, the Company may sell up to 500,000 shares of Preferred Stock and 5,000,000 shares of $0.01 par value common stock (“Common Stock”) through a new at-the-market offering program (the “2^nd ATM Offering Program”). During the three- and nine-month periods ended October 31, 2021, the Company sold 26,506 and 211,246 shares of Preferred Stock under the 2^ndATM Offering Program, respectively. Net proceeds from these sales for the three and nine months ended October 31, 2021, were approximately $ 642,000 and $5.1 million, respectively, and the Agent received compensation of approximately $ 13,000 and $ 105,000, respectively. The Non-Executive Chairman of the Board received no portion of this compensation. During the nine-month period ended October 31, 2021, the Company sold 18,415 shares of Common Stock under the 2^ndATM Offering Program. Net proceeds from these sales for the nine months ended October 31, 2021, were approximately $ 43,000. Compensation to the Agent during this period was approximately $ 1,000, none of which was received by the Non-Executive Chairman of the Board.

Note 13 - Related Party Transaction

9 Months Ended

Oct. 31, 2021

13. Related Party Transaction

On October 7, 2016, the Company entered into an equity distribution agreement with Ladenburg Thalmann & Co. Inc. (the “Agent”). On December 18, 2019, the Company and Agent entered into an Amended and Restated equity distribution agreement (the “1st Equity Distribution Agreement”). Pursuant to the 1st Equity Distribution Agreement, the Company may sell up to 500,000 shares of 9.00% Series A Cumulative Preferred Stock, par value $1.00 per share (the “Preferred Stock”), through an at-the-market offering program (the “1st ATM Offering Program”) administered by the Agent. The Co-Chief Executive Officer and Co-President of the Agent is the Non-Executive Chairman of our Board. Under the 1st Equity Distribution Agreement, the Agent was entitled to compensation of up to 2.0% of the gross proceeds from the sale of Preferred Stock under the 1st ATM Offering Program. As of January 31, 2020, we had issued 994,046 shares of Series A Preferred for which the Agent was entitled to compensation, including 100% of the Preferred Stock available for sale through the 1st Equity Distribution Agreement.

In September 2020 we entered into a new equity distribution agreement (the “2^nd Equity Distribution Agreement”) with the Agent with economic terms essentially identical to the initial agreement. Pursuant to the 2^nd Equity Distribution Agreement, the Company may sell up to 500,000 shares of Preferred Stock and 5,000,000 shares of $0.01 par value common stock (“Common Stock”) through a new at-the-market offering program (the “2^nd ATM Offering Program”).

During the three- and nine-month periods ended October 31, 2021, the Company sold 26,506 and 211,246 shares of Preferred Stock under the 2^ndATM Offering Program, respectively. Net proceeds from these sales for the three and nine months ended October 31, 2021, were approximately $ 642,000 and $5.1 million, respectively, and the Agent received compensation of approximately $ 13,000 and $ 105,000, respectively. The Non-Executive Chairman of the Board received no portion of this compensation.

During the nine-month period ended October 31, 2021, the Company sold 18,415 shares of Common Stock under the 2^ndATM Offering Program. Net proceeds from these sales for the nine months ended October 31, 2021, were approximately $ 43,000. Compensation to the Agent during this period was approximately $ 1,000, none of which was received by the Non-Executive Chairman of the Board.