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Note 1 - Nature of Operations and Basis of Presentation (Detail)
 6 Months Ended
Jul. 31, 2012
Jul. 31, 2011
Jan. 31, 2012
Number of Shares of Beneficial Interest Received by Limited Partners on If-Converted Basis (in Shares) 3,693,972    
Class A Limited Partnership Units [Member]
      
Units of Partnership Interest, Amount (in Shares) 286,034   293,665
Class B Limited Partnership Units [Member]
      
Units of Partnership Interest, Amount (in Shares) 3,407,938   3,407,938
General Partner Units [Member]
      
Units of Partnership Interest, Amount (in Shares) 9,517,545   9,509,914
Hotel Located in Tucson, Arizona [Member]
      
Percentage of Ownership Interest Held by the Trust 56.12%    
InnSuites Hotel Located in Ontario, California [Member]
      
Percentage of Ownership Interest Held by the Trust 71.32%    
InnSuites Hotel Located in Albuquerque, New Mexico [Member]
      
Percentage of Ownership Interest Held by the Trust 42.25%    
RRF Limited Partnership [Member]
      
Percentage of Ownership Interest In Partnership 72.04%   71.98%
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest 72.03% 71.50%