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Note 4 - Related Party Transactions (Details Textual) (USD $) | 3 Months Ended | 9 Months Ended |  | 9 Months Ended |  |  |  |  |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 31, 2014 | Oct. 31, 2014 | Jan. 31, 2014 | Oct. 31, 2014 Rare Earth [Member] | Oct. 26, 2014 Rare Earth [Member] | Jan. 31, 2014 Rare Earth [Member] | Oct. 31, 2014 RRF Limited Partnership [Member] Mr. Wirth and Affiliates [Member] | Jan. 31, 2014 RRF Limited Partnership [Member] Mr. Wirth and Affiliates [Member] | Jan. 31, 2013 RRF Limited Partnership [Member] Mr. Wirth and Affiliates [Member] | Oct. 31, 2014 Advances to Affiliate [Member] | Oct. 31, 2014 Advances to Affiliate [Member] | Oct. 31, 2014 Advances to Affiliate [Member] Fort Worth/Dallas Hospitality Partnership [Member]
Related Party Transactions [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Related Party Transaction, Rate |  |  |  | 7.00% |  |  |  |  |  |  |  | 7.00%
Due from Related Parties, Current | $ 70,259 | $ 70,259 |  | $ 1,400,187 |  |  |  |  |  |  |  | $ 70,259
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  | 2,000,000 | 1,400,000 |  |  |  |  |  |  |
Line of Credit Facility, Maximum Amount Outstanding During Period |  |  |  | 1,400,187 |  |  |  |  |  |  |  |
Interest Expense, Related Party | 18,244 | 23,846 |  | 23,846 |  |  |  |  |  |  |  | 5,884
Due to Related Parties, Current | 1,400,187 | 1,400,187 | 331,390 | 1,400,187 |  | 331,390 |  |  |  |  |  |
Number of Class B Limited Partnership Units Held by Related Party |  |  |  |  |  |  | 3,407,938 |  | 3,407,938 |  |  |
Number of Shares of Beneficial Interest Held by Related Party |  |  |  |  |  |  | 6,055,376 |  | 6,055,376 |  |  |
Percentage of Ownership Interest Held by Related Parties |  |  |  |  |  |  | 73.10% | 72.60% |  |  |  |
Interest Income, Related Party |  |  |  | $ 1,850 |  |  |  |  |  | $ 3,156 | $ 5,884 |

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- Definition Number of class B limited partnership units held by related party + References No definition available. + Details
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- Definition Number of shares of beneficial interest held by related party + References No definition available. + Details
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- Definition The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Subparagraph a -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3(a)(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph k -Subparagraph 2 -Article 4 + Details
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- Definition Carrying amount as of the balance sheet date of obligations due all related parties. For classified balance sheets, represents the current portion of such liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph k -Subparagraph 1 -Article 4 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19 -Subparagraph a -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of interest expense incurred on a debt or other obligation to related party. + References No definition available. + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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