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v2.4.0.6

Debt Term Loans (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Jan. 31, 2013 | Jan. 31, 2012
Loans Payable | $ 10,608,000 | $ 4,797,000
Debt Instrument, Issuance Date | Jan. 18, 2008 |
Line of Credit Facility, Interest Rate at Period End | 3.25% |
Debt Instrument, Interest Rate at Period End | 6.26% |
Debt Instrument, Periodic Payment | 23,000 |
Mortgage Loans on Real Estate, Final Maturity Date | Jan. 31, 2018 |
Debt Instrument, Maturity Date | Nov. 30, 2013 |
Capital Lease Obligations [Member] |  |
Debt Instrument, Maturity Date Range, End | May 31, 2014 |
Debt Instrument, Periodic Payment | 0 |
Debt Instrument, Maturity Date Range, Start | Oct. 31, 2013 |
Debt Instrument, Name [Domain] |  |
Debt Instrument, Increase, Additional Borrowings | 2,500,000 |
Short-term Debt | 600,000 |
Debt Instrument, Issuance Date | Aug. 28, 2007 |
Debt, Weighted Average Interest Rate | 4.2425% | 3.34%
Debt Instrument, Interest Rate at Period End | 0.375% |
Debt Instrument, Basis Spread on Variable Rate | 0.75% |
Debt Instrument, Periodic Payment | 107,000 |
Debt Instrument, Maturity Date | Nov. 30, 2013 |
Debt Instrument, Face Amount | 3,000,000 |
1.360 Euro loan [Member] |  |
Debt Instrument, Issuance Date | Dec. 10, 2012 |
Face value of debt in local currency | 1,360,000 Euros |
Debt Instrument, Interest Rate at Period End | 3.69% |
Debt Instrument, Periodic Payment | 108,000 |
Debt Instrument, Maturity Date | Dec. 31, 2017 |
Debt Instrument, Face Amount | 1,800,000 |
423K Dirhams loan [Member] |  |
Debt Instrument, Issuance Date | Nov. 25, 2012 |
Face value of debt in local currency | 423 thousand Dirhams |
Debt Instrument, Interest Rate at Period End | 3.39% |
Debt Instrument, Periodic Payment | 5,000 |
Debt Instrument, Face Amount | 115,000 |
Saudi term loan [Member] |  |
Debt Instrument, Issuance Date | Apr. 10, 2012 |
Face value of debt in local currency | 22.2 million Dirhams |
Debt Instrument, Interest Rate at Period End | 5.50% |
Debt Instrument, Periodic Payment | 408,000 |
Debt Instrument, Maturity Date | Apr. 30, 2017 |
Debt Instrument, Face Amount | 5,900,000 |
loan on cash surrender value [Member] |  |
Loans Payable | 1,800,000 |
Debt Instrument, Issuance Date | Apr. 27, 2010 |
Debt Instrument, Interest Rate at Period End | 4.25% |
Debt Instrument, Face Amount | 2,000,000 |
700K Euro loan [Member] |  |
Debt Instrument, Issuance Date | Apr. 08, 2003 |
Face value of debt in local currency | 700,000 Euros |
Debt Instrument, Interest Rate at Period End | 6.10% |
Debt Instrument, Periodic Payment | 9,000 |
Debt Instrument, Maturity Date | Apr. 30, 2014 |
Debt Instrument, Face Amount | 800,000 |
Perma Pipe US [Member] |  |
Debt Instrument, Issuance Date | May 14, 2010 |
Debt Instrument, Interest Rate at Period End | 5.84% |
Debt Instrument, Periodic Payment | 24,000 |
Debt Instrument, Maturity Date | May 31, 2014 |
Debt Instrument, Face Amount | 1,000,000 |
Mortgage Loans between $750,000 and $999,999 [Member] |  |
Debt Instrument, Issuance Date | Jul. 10, 2010 |
Face value of debt in local currency | 4,649,000 DKK |
Debt Instrument, Interest Rate at Period End | 3.29% |
Debt Instrument, Periodic Payment | $ 16,000 |
Mortgage Loans on Real Estate, Final Maturity Date | Jul. 30, 2030 |

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- Definition The stated principal amount of the debt instrument at time of issuance, which may vary from the carrying amount because of unamortized premium or discount. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 21 -Paragraph 16, 20 -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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