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FAIR VALUE (Tables) | 12 Months Ended
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Jan. 31, 2013
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] | Financial assets and liabilities measured at fair value at January 31, 2013 on a recurring basis are summarized below (amounts in thousands):
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total Fair Value |
Cash Equivalents |  | $ | 2 |  |  | $ | — |  |  | $ | — |  |  | $ | 2 |
Money Market Mutual Fund (1) |  |  | 300 |  |  |  | — |  |  |  | — |  |  |  | 300 |
Investment in Cooperative (1) |  |  | — |  |  |  | — |  |  |  | 252 |  |  |  | 252 |
Total Assets |  | $ | 302 |  |  | $ | — |  |  | $ | 252 |  |  | $ | 554 |
Interest Rate Swap Derivative Liabilities |  | $ | — |  |  | $ | 2,789 |  |  | $ | — |  |  | $ | 2,789 |
Financial assets and liabilities measured at fair value at January 31, 2012 on a recurring basis are summarized below (amounts in thousands): |
|  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total Fair Value |
Cash Equivalents |  | $ | 2 |  |  | $ | — |  |  | $ | — |  |  | $ | 2 |
Money Market Mutual Fund (1) |  |  | 620 |  |  |  | — |  |  |  | — |  |  |  | 620 |
Investment in Cooperative (1) |  |  | — |  |  |  | — |  |  |  | 219 |  |  |  | 219 |
Total Assets |  | $ | 622 |  |  | $ | — |  |  | $ | 219 |  |  | $ | 841 |
Interest Rate Swap Derivative Liabilities |  | $ | — |  |  | $ | 4,235 |  |  | $ | — |  |  | $ | 4,235 |
(1) The money market mutual fund is included in “Restricted investments and deposits” and the investment in cooperative is included in “Other assets” on the accompanying Consolidated Balance Sheets.
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] | The following table provides a reconciliation of the activity related to assets measured at fair value on a recurring basis using Level 3 inputs (amounts in thousands):
|  | Investment in Cooperative |
Balance, January 31, 2011 |  | $ | — |
Equity allocation |  |  | 219 |
Balance, January 31, 2012 |  |  | 219 |
Fair value adjustment |  |  | 33 |
Balance, January 31, 2013 |  | $ | 252 |
Fair Value Measurements, Nonrecurring [Table Text Block] | Assets measured at fair value at January 31, 2013 and January 31, 2012 on a non-recurring basis are summarized below (amounts in thousands):
Assets measured at fair value at January 31, 2013 on a non-recurring basis are summarized below (amounts in thousands):
|  | Year Ended January 31, 2013 |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total Losses |
Property and equipment, net |  | $ | 2,096 |  |  | $ | — |  |  | $ | — |  |  | $ | 2,096 |  |  | $ | 419 |
Assets measured at fair value at January 31, 2012 on a non-recurring basis are summarized below (amounts in thousands):
|  | Year Ended January 31, 2012 |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total Losses |
Property and equipment, net |  | $ | 8,803 |  |  | $ | — |  |  | $ | — |  |  | $ | 8,803 |  |  | $ | 1,227 |

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- Definition Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 33 -Subparagraph a, 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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19296-110258 + Details
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- Definition Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19279-110258 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 157 -Paragraph 32 -Subparagraph c -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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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19190-110258 + Details
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