PURCHASED INTANGIBLE ASSETS (Tables)

12 Months Ended

Jan. 31, 2022

PURCHASED INTANGIBLE ASSETS

Schedule of changes in the balances of goodwill

	GPS		TRC		APC		SMC		Totals
Balances, February 1, 2019	$	18,476	$	12,290	$	2,072	$	—	$	32,838
Impairment losses		—		(2,823)		(2,072)		—		(4,895)
Balances, January 31, 2020		18,476		9,467		—		—		27,943
Impairment losses		—		—		—		—		—
Balances, January 31, 2021		18,476		9,467		—		—		27,943
Impairment losses		—		—		—		—		—
Acquisition of LTI		—		—		—		90		90
Balances, January 31, 2022	$	18,476	$	9,467	$	—	$	90	$	28,033

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

		January 31, 2022						January 31,
	Estimated	Gross		Accumulated		Net		2021, (net
	Useful Life	Amounts		Amortization		Amounts		amounts)
Trade names
TRC	15 years	$	4,499	$	1,849	$	2,650	$	2,949
GPS	15 years		3,643		3,643		—		208
Process certifications	7 years		1,897		1,671		226		497
Customer relationships	10 years		916		565		351		443
Customer contracts	< 1 year		95		—		95		—
Totals		$	11,050	$	7,728	$	3,322	$	4,097

Schedule of expected amortization expense

The future amounts of amortization related to purchased intangibles are presented below for the years ending January 31,

2023	$	712
2024		392
2025		392
2026		376
2027		300
Thereafter		1,150
Total	$	3,322