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PURCHASED INTANGIBLE ASSETS (Tables)

12 Months Ended

Jan. 31, 2021

PURCHASED INTANGIBLE ASSETS

Schedule of changes in the balances of goodwill

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​		GPS			TRC			APC			Totals
Balances, February 1, 2018	​	$	18,476	​	$	13,781	​	$	2,072	​	$	34,329
Impairment loss	​		—	​		(1,491)	​		—	​		(1,491)
Balances, January 31, 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 loss	​		—	​		—	​		—	​		—
Balances, January 31, 2021	​	$	18,476	​	$	9,467	​	$	—	​	$	27,943

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

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January 31, 2021

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January 31,

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Estimated

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Gross

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Accumulated

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Net

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2020, (net

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Useful Life

Amounts

Amortization

Amounts

amounts)

Trade names

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TRC

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15 years

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$

4,499

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$

1,550

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$

2,949

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$

3,249

GPS

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15 years

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3,643

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3,435

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208

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450

Process certifications

7 years

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1,897

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1,400

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497

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768

Customer relationships

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4-10 years

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1,346

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903

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443

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534

Totals

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$

11,385

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$

7,288

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$

4,097

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$

5,001

Schedule of expected amortization expense

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

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2022		$	870
2023	​		617
2024	​		392
2025	​		392
2026	​	​	376
Thereafter	​		1,450
Total	​	$	4,097

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- Definition

Tabular disclosure of amortizable finite-lived intangible assets, in total and by major class, including the gross carrying amount and accumulated amortization, and indefinite-lived intangible assets not subject to amortization, excluding goodwill, in total and by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

+ References

No definition available.

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Namespace Prefix:	agx_
Data Type:	nonnum:textBlockItemType
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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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X

- Definition

Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13854-109267

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X

- Definition

Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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