XML 56 R42.htm IDEA: XBRL DOCUMENT v2.4.0.6

Manufacturing Segment Data (Details) (USD $)	3 Months Ended
	Apr. 30, 2013	Apr. 30, 2012
Net sales	$ 21,736,990	$ 23,980,711
Sales Revenue, Percentage	100.00%	100.00%
Domestic [Member]
Net sales	11,860,000	9,770,000
Sales Revenue, Percentage	54.56%	40.75%
International [Member]
Net sales	$ 9,880,000	$ 14,210,000
Sales Revenue, Percentage	45.44%	59.25%

X

- Definition

Aggregate revenue during the period from the sale of goods in the normal course of business, after deducting returns, allowances and discounts.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1(a))

-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 1

-Article 5

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The percentage of net product revenue to total net revenue from the sale of goods as of year end.

+ References

No definition available.

+ Details

Name:	us-gaap_SalesRevenueGoodsNetPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant