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Related Party Transaction	6 Months Ended
Related Party Transaction	Jul. 31, 2016
Related Party Transactions [Abstract]
Related Party Transaction	10. Related Party Transaction On June 8, 2016, the Company issued 320,000 shares of 9.00% Series A Cumulative Preferred Stock (the “Preferred Stock”) par value $1.00 per share, pursuant to an underwriting agreement, dated June 2, 2016, by and between the Company and Ladenburg Thalmann & Co. Inc. The Co-Chief Executive Officer and Co-President of Ladenburg Thalmann & Co. Inc is the Non-Executive Chairman of the Company’s board of directors. The underwriter received underwriting discounts and commissions totaling $440,000 in connection with this offering. In addition, the underwriter received a structuring fee equal to 0.50% of the gross proceeds from this offering, or $40,000. The Non-Executive Chairman of the Company received no portion of these commissions, discounts and fees.