Debt Mortgage (Details) (USD $)	12 Months Ended
Jan. 31, 2015	Jan. 31, 2014
Secured Debt [Member]
Debt Instrument [Line Items]
Debt Instrument, Issuance Date	Jun. 19, 2012
Mortgage Loans on Real Estate, Face Amount of Mortgages		$ 1,800,000
Debt Instrument, Interest Rate at Period End	4.50%
Debt Instrument, Periodic Payment	13,000
Mortgage Loans on Real Estate, Final Maturity Date	Jul. 01, 2027
mortgage loans on real estate date interest rate changes	Jun. 19, 2022
Debt Instrument, Basis Spread on Variable Rate	2.00%
Mortgage Loans on Real Estate, Maximum Interest Rate in Range	18.00%
Mortgage Loans on Real Estate, Minimum Interest Rate in Range	4.50%
Mortgage Loans over $1,000,000 [Member]
Debt Instrument [Line Items]
Debt Instrument, Issuance Date	Mar. 27, 2012
Face value of debt in local currency	7.9 million Danish Kroners
Mortgage Loans on Real Estate, Face Amount of Mortgages	1,400,000
Debt Instrument, Interest Rate at Period End	2.20%
Debt Instrument, Periodic Payment	7,500
Mortgage Loans on Real Estate, Final Maturity Date	Mar. 31, 2032
Mortgage Loans on Real Estate [Member]
Debt Instrument [Line Items]
Debt Instrument, Issuance Date	Mar. 04, 2008
Mortgage Loans on Real Estate, Face Amount of Mortgages	5,400,000
Debt Instrument, Interest Rate at Period End	4.04%
Debt Instrument, Periodic Payment	30,000
Debt Instrument, Maturity Date, Description	P25Y
Debt Instrument, Interest Rate Terms	P5Y
Mortgage Loans on Real Estate, Final Maturity Date	Mar. 31, 2033
Conventional Mortgage Loan [Member]
Debt Instrument [Line Items]
Debt Instrument, Issuance Date	Jan. 18, 2008
Mortgage Loans on Real Estate, Face Amount of Mortgages	3,700,000
Debt Instrument, Interest Rate at Period End	6.30%
Debt Instrument, Periodic Payment	$ 23,000
Debt Instrument, Maturity Date, Description	P30Y
Mortgage Loans on Real Estate, Final Maturity Date	Jan. 31, 2018

Face value of debt in local currency

No definition available.

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- Definition

mortgage loans on real estate date interest rate changes

+ References

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ 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

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Description of the interest rate as being fixed or variable, and, if variable, identification of the index or rate on which the interest rate is based and the number of points or percentage added to that index or rate to set the rate, and other pertinent information, such as frequency of rate resets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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-Subparagraph (SX 210.5-02.22(a)(1))

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- Definition

Date the debt instrument was issued, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

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-Topic 210

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-Paragraph 1

-Subparagraph (SX 210.5-02.22(a))

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- Definition

Description of the maturity date of the debt instrument including whether the debt matures serially and, if so, a brief description of the serial maturities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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-Publisher FASB

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-Topic 210

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-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(2))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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- Definition

Amount of the required periodic payments including both interest and principal payments.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

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-Publisher SEC

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-Number 210

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- Definition

Stated maturity date of the mortgage loan receivable on real estate, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 205

-SubTopic 10

-Section S99

-Paragraph 6

-Subparagraph (SX 210.5-04.(c) Schedule IV)

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 29

-Article 12

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-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph c

-Subparagraph Schedule IV

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 948

-SubTopic 310

-Section S99

-Paragraph 1

-Subparagraph (SX 210.12-29)

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- Definition

Amount of the contractual principal due at the origination of the mortgage loan (face amount).

+ References

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- Definition

The highest stated interest rate within the mortgage loans included in the loan grouping.

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The lowest stated interest rate within the mortgage loans included in the loan grouping.

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-Publisher FASB

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