Note 8 - Sale of Ownership Interests in Ontario Hospitality Properties Subsidiary (Details Textual) (Ontario Hospitality Properties LP [Member], USD $)				9 Months Ended			7 Months Ended
	Oct. 31, 2014	Feb. 29, 2012	Oct. 31, 2014 Class A, B, and C Limited Partnership Units [Member]	Oct. 31, 2014 Class A Limited Partnership Units [Member]	Oct. 31, 2014 Class B Limited Partnership Units [Member]	Oct. 31, 2014 Class C Limited Partnership Units [Member]	Oct. 31, 2014 Rare Earth [Member]	Mar. 01, 2014 Rare Earth [Member]	Mar. 01, 2014 Rare Earth [Member] If Overallotment Is Exercised [Member]	Oct. 31, 2014 Mr. Wirth and Affiliates [Member] Class A Limited Partnership Units [Member]	Oct. 31, 2014 Rare Earth [Member]	Oct. 31, 2014 The Partnership [Member]	Oct. 31, 2014 The Partnership [Member] Class B Limited Partnership Units [Member]	Oct. 31, 2014 The Trust [Member] Class C Limited Partnership Units [Member]	Oct. 31, 2014 Unrelated Unit Holders [Member]
Equity Method Investments and Joint Ventures [Abstract]
Sale Price Per Membership Interest Unit		$ 10,000	$ 10,000
Number of Units of Partnership Interest in a Subsidiary Committed to Purchase by an Affiliate		250
Percentage of Membership Interest in a Subsidiary Committed to Purchase by an Affiliate		49.00%
Number of Partnership Units Sold Threshold	100							235	275
Percentage of Ownership Interest Held by the Trust	50.10%					3.53%
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%
Formation Fee Earned by an Affiliate							$ 128,000
Number of Membership Interest Units Sold				109	84.3	20
Sale Price Per Membership Interest Unit		$ 10,000	$ 10,000
Percentage of Ownership Interest Held by RRF Limited Partnership	56.05%
Number of Partnership Units										344			477	30
Percentage of Ownership Interest Held by Related Parties				40.42%
Estimated Annual Minimum Preference Payments											$ 21,000	$ 334,000			$ 241,000