PURCHASED INTANGIBLE ASSETS (Tables)

6 Months Ended

Jul. 31, 2019

PURCHASED INTANGIBLE ASSETS

Schedule of company's purchased intangible assets, other than goodwill

		July 31, 2019						January 31,
	Estimated	Gross		Accumulated		Net		2019 (net
	Useful Life	Amount		Amortization		Amount		amount)
Trade names	15 years	$	8,323	$	4,261	$	4,062	$	4,424
Process certifications	7 years		1,897		994		903		1,039
Customer relationships	4-10 years		1,346		766		580		674
Totals		$	11,566	$	6,021	$	5,545	$	6,137