Goodwill and Other Intangible Assets

9 Months Ended

Oct. 31, 2013

Goodwill And Intangible Assets Disclosure [Abstract]

5.	Goodwill and Other Intangible Assets


	Weighted Average Remaining Life at 10/31/2013		October 31, 2013							January 31, 2013
	Weighted Average Remaining Life at 10/31/2013		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		6.7	$	3,537	$	(1,814	)	$	1,723	$	3,503	$	(1,625	)		1,878
Customer relationships		4.3		2,302		(1,055	)		1,247		2,402		(876	)		1,526
Patents		4.3		693		(318	)		375		724		(264	)		460
Trade name		4.3		189		(87	)		102		197		(72	)		125

Amortizable intangible assets			$	6,721	$	(3,274	)	$	3,447	$	6,826	$	(2,837	)	$	3,989

As of October 31, 2013, the Company had goodwill of $4,320,000, all of which was allocated to the Seamap segment. No impairment was recorded against the goodwill account during the three months ended October 31, 2013.

Amortizable intangible assets are amortized over their estimated useful lives of eight to 15 years using the straight-line method. Aggregate amortization expense was $164,000 and $169,000 for the three months ended October 31, 2013 and 2012, respectively, and $493,000 and $506,000 for the nine months ended October 31, 2013 and 2012, respectively. As of October 31, 2013, future estimated amortization expense related to amortizable intangible assets was estimated to be:


For fiscal years ending January 31 (in thousands):
2014	$	163
2015		655
2016		655
2017		655
2018		655
2019 and thereafter		664

Total	$	3,447

- Definition

The entire disclosure for the aggregate amount of goodwill and a description of intangible assets, which may include (a) for amortizable intangible assets (also referred to as finite-lived intangible assets), the carrying amount, the amount of any significant residual value, and the weighted-average amortization period, (b) for intangible assets not subject to amortization (also referred to as indefinite-lived intangible assets), the carrying amount, and (c) the amount of research and development assets acquired and written off in the period, including the line item in the income statement in which the amounts written off are aggregated, if not readily apparent from the income statement. Also discloses (a) for amortizable intangibles assets in total and by major class, the gross carrying amount and accumulated amortization, the total amortization expense for the period, and the estimated aggregate amortization expense for each of the five succeeding fiscal years, (b) for intangible assets not subject to amortization the carrying amount in total and by major class, and (c) for goodwill, in total and for each reportable segment, the changes in the carrying amount of goodwill during the period (including the aggregate amount of goodwill acquired, the aggregate amount of impairment losses recognized, and the amount of goodwill included in the gain (loss) on disposal of a reporting unit). If any part of goodwill has not been allocated to a reportable segment, discloses the unallocated amount and the reasons for not allocating. For each impairment loss recognized related to an intangible asset (excluding goodwill), discloses: (a) a description of the impaired intangible asset and the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method for determining fair value, (c) the caption in the income statement or the statement of activities in which the impairment loss is aggregated, and (d) the segment in which the impaired intangible asset is reported. For each goodwill impairment loss recognized, discloses: (a) a description of the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method of determining the fair value of the associated reporting unit, and (c) if a recognized impairment loss is an estimate not finalized and the reasons why the estimate is not final. May also disclose the nature and amount of any significant adjustments made to a previous estimate of an impairment loss.

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