Goodwill, Long-lived Assets and Other Intangibles (Tables)

6 Months Ended

Jul. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill [Table Text Block]

The changes in the carrying amount of goodwill by reporting unit were as follows:

	Applied Technology (excluding Autonomy)		Autonomy		Engineered Films		Aerostar		Total
Balance at January 31, 2020	$	16,943	$	55,700	$	33,232	$	634	$	106,509
Changes due to business combinations	—		(440)		—		—		(440)
Foreign currency translation adjustment	184		(550)		—		—		(366)
Balance at July 31, 2020	$	17,127	$	54,710	$	33,232	$	634	$	105,703

Schedule of Finite-Lived Intangible Assets [Table Text Block]

The following table summarizes the components of intangible assets, which are reported net on the Consolidated Balance Sheets:

	July 31, 2020						January 31, 2020
			Accumulated						Accumulated
	Amount		amortization		Net		Amount		amortization		Net
Existing technology	$	9,237	$	(8,028)	$	1,209	$	9,190	$	(7,706)	$	1,484
Customer relationships	16,111		(7,568)		8,543		16,067		(6,868)		9,199
Patents and other intangibles	6,824		(2,781)		4,043		6,678		(2,444)		4,234
In-process research and development(a)	30,380		—		30,380		31,300		—		31,300
Total	$	62,552	$	(18,377)	$	44,175	$	63,235	$	(17,018)	$	46,217
(a) Refer to Note 6 "Acquisitions and Divestitures Of and Investments in Businesses and Technologies" for a more detailed description of these indefinite-lived intangible assets acquired in business combinations in fiscal 2020. A portion of these intangible assets are denominated in a foreign currency and subject to exchange rate fluctuations.