Note 8 - Goodwill and Other Intangible Assets

3 Months Ended

Apr. 30, 2022

Notes to Financial Statements

Goodwill and Intangible Assets Disclosure [Text Block]

8. Goodwill and Other Intangible Assets

		April 30, 2022										January 31, 2022
	Weighted	Gross								Net		Gross								Net
	Average Life at	Carrying		Accumulated						Carrying		Carrying		Accumulated						Carrying
	4/30/2022	Amount		Amortization			Impairment			Amount		Amount		Amortization			Impairment			Amount
		(in thousands)										(in thousands)
Goodwill		$	7,060	$	—		$	(7,060	)	$	—	$	7,060	$	—		$	(7,060	)	$	—
Proprietary rights	5.8		8,237		(4,267	)		—			3,970		8,237		(4,150	)		—			4,087
Customer relationships	0.3		5,024		(4,821	)		—			203		5,024		(4,797	)		—			227
Patents	2.7		2,540		(1,840	)		—			700		2,540		(1,778	)		—			762
Trade name	4.1		894		(88	)		(760	)		46		894		(85	)		(760	)		49
Developed technology	3.7		1,430		(906	)		—			524		1,430		(870	)		—			560
Other	2.1		694		(394	)		—			300		694		(361	)		—			333
Amortizable intangible assets		$	18,819	$	(12,316	)	$	(760	)	$	5,743	$	18,819	$	(12,041	)	$	(760	)	$	6,018

On January 31, 2022, the Company completed an annual review of amortizable intangible assets. Based on a review of qualitative factors it was determined that there were no events or changes in circumstances indicating that the carrying value of amortizable intangible assets was not recoverable. During the three months ended April 30, 2022, there have been no substantive indicators of impairment. 

Aggregate amortization expense was $271,000 and $412,000 for the three months ended April 30, 2022 and 2021, respectively. As of April 30, 2022, future estimated amortization expense related to amortizable intangible assets was estimated to be:

For fiscal years ending January 31,		(in thousands)
2023	$	888
2024		1,045
2025		820
2026		723
2027		422
Thereafter		1,845
Total	$	5,743