XML 57 R100.htm IDEA: XBRL DOCUMENT v2.4.0.8

Subsequent events (Details)	12 Months Ended
	Jan. 31, 2014
Subsequent Event [Line Items]
Disposal date	Jun. 26, 2013
Subsequent event, date	Apr. 10, 2014
Denmark
Subsequent Event [Line Items]
Disposal date	Feb. 28, 2014

X

- Definition

Date the entity disposed of a business or a group of assets, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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Period Type:	duration

X

- Definition

Date the event occurred after the balance sheet date but before financial statements are issues or available to be issued, in CCYY-MM-DD format.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 855

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

+ Details

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