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Note 3 - Sale of Ownership Interests in Albuquerque Subsidiary (Detail) (USD $) | 12 Months Ended | 0 Months Ended | 6 Months Ended |  |  | 12 Months Ended |  |  |  |  |  | 0 Months Ended | 12 Months Ended |  |  |
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Jan. 31, 2013 | Jan. 31, 2012 | Oct. 29, 2010 Rare Earth [Member] Class C Limited Partnership Units [Member] Albuquerque Suite Hospitality, LLC [Member] | Jul. 29, 2010 Rare Earth [Member] Albuquerque Suite Hospitality, LLC [Member] | Jan. 31, 2011 Rare Earth [Member] Albuquerque Suite Hospitality, LLC [Member] | Jan. 31, 2013 Rare Earth [Member] Albuquerque Suite Hospitality, LLC [Member] | Oct. 29, 2010 Rare Earth [Member] Albuquerque Suite Hospitality, LLC [Member] | Jan. 31, 2011 Mr. Lawrence Pelegrin [Member] Albuquerque Suite Hospitality, LLC [Member] | Jan. 31, 2013 The Trust [Member] Albuquerque Suite Hospitality, LLC [Member] | Aug. 28, 2012 The Trust [Member] Albuquerque Suite Hospitality, LLC [Member] | Jan. 31, 2012 The Trust [Member] Albuquerque Suite Hospitality, LLC [Member] | Jan. 24, 2012 The Trust [Member] Albuquerque Suite Hospitality, LLC [Member] | Jan. 31, 2013 Unrelated Unit Holders [Member] Albuquerque Suite Hospitality, LLC [Member] | Oct. 29, 2010 Rare Earth [Member] | Aug. 28, 2012 Albuquerque Suite Hospitality, LLC [Member] | Jan. 31, 2012 Albuquerque Suite Hospitality, LLC [Member] | Jan. 24, 2012 Albuquerque Suite Hospitality, LLC [Member] | Jul. 29, 2010 Albuquerque Suite Hospitality, LLC [Member] | Jan. 31, 2011 Albuquerque Suite Hospitality, LLC [Member] | Jan. 31, 2013 Albuquerque Suite Hospitality, LLC [Member] | Oct. 29, 2010 Albuquerque Suite Hospitality, LLC [Member] | Jul. 22, 2010 Albuquerque Suite Hospitality, LLC [Member]
Percentage of Membership Interest in a Subsidiary Committed to Purchase by an Affiliate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 51.00%
Number of Partnership Units Available for Sale (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 400
Sale Price Per Membership Interest Unit (in Dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 10,000
Formation Fee Earned by an Affiliate (in Dollars) |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 320,000 |  |  |  |  |  |  |  |
Number of Partnership Units Payable to an Affiliate as a Formation Fee (in Shares) |  |  | 32 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 280,000 |
Percentage of Membership Interest Sold to an Affiliate |  |  |  | 11.00% | 8.00% |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from Divestiture of Interest in Joint Venture (in Dollars) | 2,218,594 | 2,414,555 |  |  |  |  |  | 20,000 |  |  |  |  |  |  |  |  |  | 400,000 | 1,754,000 |  |  |
Number of Membership Interest Units Sold to an Affiliate (in Shares) |  |  |  |  | 32 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of Membership Interest Sold to an Affiliate |  |  |  | 11.00% | 8.00% |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Formation Fee Earned by Third Party (in Dollars) |  |  |  |  | 320,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of Ownership Interest Held by Related Parties |  |  |  |  | 19.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.13% |  |
Percentage of Membership Interest Sold to Unrelated Third Parties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 47.00% |  |  |
Percentage of Membership Interest Sold to an Affiliate |  |  |  | 11.00% | 8.00% |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of Membership Interest Units Sold to the Trust (in Shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 31.5 | 114 | 40 |  |  |  |  |
Purchase Price per Unit (in Dollars per Item) |  |  |  |  |  |  |  |  |  | 10,000 | 10,000 | 10,000 |  |  |  |  |  |  |  |  |  |
Payments to Acquire Equity Method Investments (in Dollars) |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 315,000 |  | 400,000 |  | 1,140,000 |  |  |
Percentage of Ownership Interest Held by the Trust |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.13% |  |
Percentage of Ownership Interest Held by Unrelated Third Parties |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 49.75% |  |
Estimated Annual Minimum Preference Payments (in Dollars) |  |  |  |  |  | $ 350 |  |  | $ 140,350 |  |  |  | $ 139,300 |  |  |  |  |  |  |  |  |

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- Definition The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3213-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 17 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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