Note 7 - Sale of Partnership Interests in Tucson Hospitality Properties, LP (Detail) (USD $)	3 Months Ended		0 Months Ended					0 Months Ended	3 Months Ended		0 Months Ended
	Apr. 30, 2013	Apr. 30, 2012	Feb. 27, 2011 Rare Earth [Member] Tucson Hospitality Properties, LP [Member]	Apr. 30, 2013 Tucson Hospitality Properties, LP [Member] Unrelated Unit Holders [Member]	Apr. 30, 2013 Tucson Hospitality Properties, LP [Member] The Trust [Member]	Apr. 30, 2013 Tucson Hospitality Properties, LP [Member] The Partnership [Member]	Apr. 30, 2013 Tucson Hospitality Properties, LP [Member] Rare Earth [Member]	Feb. 17, 2011 Tucson Hospitality Properties, LP [Member]	Apr. 30, 2013 Tucson Hospitality Properties, LP [Member]	Feb. 27, 2011 Tucson Hospitality Properties, LP [Member]	Oct. 29, 2010 Rare Earth [Member]
Number of Units of Partnership Interest in a Subsidiary Committed to Purchase by an Affiliate (in Shares)								250
Percentage of Membership Interest in a Subsidiary Committed to Purchase by an Affiliate								41.00%
Cumulative Priority Distribution Period								5 years
Formation Fee Earned by an Affiliate (in Dollars)			$ 320,000								$ 320,000
Number of Partnership Units Sold Threshold (in Shares)										160
Per Annum Simple Return										7.00%
Percentage of Additional Profits Allocated to an Affiliate			50.00%
Percentage of Profits Allocated Proportionately to All Unit Classes										50.00%
Priority Distributions, Year Two Through Five (in Dollars)									452,900
Number of Membership Interest Units Sold to Unrelated Parties (in Shares)									259
Sale Price Per Membership Interest Unit (in Dollars per share)									$ 10,000
Proceeds from Divestiture of Interest in Joint Venture (in Dollars)	15,000	1,081,410							2,590,000
Percentage of Ownership Interest Held by RRF Limited Partnership									56.41%
Percentage of Ownership Interest Held by the Trust									1.70%
Percentage of Ownership Interest Held by Related Parties									1.86%
Percentage of Ownership Interest Held by Unrelated Third Parties									40.03%
Estimated Annual Minimum Preference Payments (in Dollars)				$ 181,300	$ 7,700	$ 255,500	$ 8,400