PURCHASED INTANGIBLE ASSETS (Tables)

3 Months Ended

Apr. 30, 2016

PURCHASED INTANGIBLE ASSETS

Schedule of Intangible Assets

		April 30, 2016						January 31,
	Estimated Useful Life	Gross Carrying Amount		Accumulated Amortization		Net Amount		2016 Net Amount
Trade Names
TRC	Indefinite	$	4,499	$	—	$	4,499	$	4,499
GPS	15 years	3,643		2,282		1,361		1,421
SMC	Indefinite	181		—		181		181
Process Certifications
TRC	7 years	1,897		113		1,784		1,852
Customer Relationships
TRC	10 years	916		38		878		901
APC	4 years	430		145		285		371
Other Intangibles	various	288		253		35		119
Totals		$	11,854	$	2,831	$	9,023	$	9,344