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Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Apr. 30, 2014

Goodwill And Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangible Assets

		Weighted Average Remaining Life at 4/30/2014				April 30, 2014												January 31, 2014
						Gross Carrying Amount				Accumulated Amortization				Net Carrying Amount				Gross Carrying Amount				Accumulated Amortization				Net Carrying Amount
						(in thousands)												(in thousands)
Goodwill						$	4,320											$	4,320
Proprietary rights			6.2			$	3,623			$	(1,990	)		$	1,633			$	3,577			$	(1,900	)			1,677
Customer relationships			3.8				2,190				(1,141	)			1,049				2,159				(1,057	)			1,102
Patents			3.8				660				(344	)			316				650				(318	)			332
Trade name			3.8				180				(94	)			86				177				(87	)			90
Amortizable intangible assets						$	6,653			$	(3,569	)		$	3,084			$	6,563			$	(3,362	)		$	3,201

Future Estimated Amortization Expense Related to Amortizable Intangible Assets

As of April 30, 2014, future estimated amortization expense related to amortizable intangible assets was estimated to be:

For fiscal years ending January 31 (in thousands):
2015		$	482
2016			643
2017			643
2018			643
2019			643
2020 and thereafter			30
Total		$	3,084

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- Definition

Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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- Definition

Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267

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