Goodwill and Other Intangible Assets

12 Months Ended

Jan. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangible Assets

Goodwill and Other Intangible Assets

	Weighted Average Life at 1/31/20	January 31, 2020										January 31, 2019
		Gross Carrying Amount		Accumulated Amortization			Impairment			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Impairment			Net Carrying Amount
		(in thousands)										(in thousands)
Goodwill		$	7,060	$	—		$	(4,529	)	$	2,531	$	7,060	$	—		$	(4,529	)	$	2,531
Proprietary rights	7.0	$	9,293	$	(4,971	)	—			4,322		$	9,303	$	(4,292	)	—			5,011
Customer relationships	1.8	5,024		(3,831		)	—			1,193		5,024		(3,147		)	—			1,877
Patents	4.5	2,440		(1,277		)	—			1,163		2,441		(1,028		)	—			1,413
Trade name	6.3	894		(63		)	(760		)	71		894		(52		)	—			842
Developed technology	5.9	1,430		(584		)	—			846		1,430		(441		)	—			989
Other	4.3	653		(87		)	—			566		385		(22		)	—			363
Amortizable intangible assets		$	19,734	$	(10,813	)	$	(760	)	$	8,161	$	19,477	$	(8,982	)	$	—		$	10,495

As of January 31, 2020, the Company completed its annual review of goodwill and indefinite lived intangible assets. Based on a review of qualitative factors it was determined it was more likely than not that the fair value of our Seamap reporting unit was greater than its carrying value. Based on a review of qualitative and quantitative factors it was determined it was more likely than not that the fair value of our Klein reporting unit was not greater than its carrying value. Accordingly, we recorded an impairment of approximately $760,000 related to indefinite lived intangible assets in the Klein reporting unit.

As of January 31, 2019, the Company completed its annual review of goodwill and indefinite lived intangible assets. Based on a review of qualitative factors it was determined it was more likely than not that the fair value of our Seamap and Klein reporting units were greater than their carrying values.

On January 31, 2018, the Company completed an annual review of goodwill. Based on a review of qualitative factors it was determined it was more likely than not that the fair value of our Seamap reporting unit was greater than its carrying value. Based on a review of qualitative and quantitative factors it was determined it was more likely than not that the fair value of our Klein reporting unit was not greater than its carrying value. Accordingly, we recorded an impairment of approximately $1.5 million related to goodwill in the Klein reporting unit.

Aggregate amortization expense was $1.8 million, $1.8 million and $1.5 million for the fiscal years ended January 31, 2020, 2019 and 2018, respectively. As of January 31, 2020, future estimated amortization expense related to amortizable intangible assets is estimated to be (in thousands):

For fiscal years ending January 31:
2021	$	1,733
2022	1,256
2023	1,088
2024	976
2025	746
Thereafter	2,362
Total	$	8,161