PURCHASED INTANGIBLE ASSETS (Tables)

12 Months Ended

Jan. 31, 2016

PURCHASED INTANGIBLE ASSETS

Schedule of Intangible Assets

		2017						2016
	Estimated Useful Life	Gross Amount		Accumulated Amortization		Net Amount		Net Amount
Trade names -
GPS	15 years	$	3,643	$	2,464	$	1,179	$	1,421
TRC	15 years	4,499		350		4,149		4,499
SMC	indefinite	181		—		181		181
Process certifications -
TRC	7 years	1,897		316		1,581		1,852
Customer relationships -
TRC	10 years	916		107		809		901
APC	4 years	430		167		263		371
Other intangibles	various	288		269		19		119
Totals		$	11,854	$	3,673	$	8,181	$	9,344

Scheduled of Activity of Acquired Intangible Assets

	2017		2016
Intangible assets, beginning of year	$	11,854	$	3,824
Addition - acquisition of APC	—		543
Addition - acquisition of TRC	—		7,487
Total intangible assets, end of year	11,854		11,854
Accumulated amortization, beginning of year	2,510		1,979
Amortization expense	1,163		531
Accumulated amortization, end of year	3,673		2,510
Intangible assets, net	$	8,181	$	9,344

Schedule of Expected Amortization Expense

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

2018	$	1,032
2019	1,013
2020	954
2021	905
2022	870
Thereafter	3,226
Total	$	8,000