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

3 Months Ended

Apr. 30, 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	—		55		—		—		55
Foreign currency translation adjustment	(36)		(1,920)		—		—		(1,956)
Balance at April 30, 2020	$	16,907	$	53,835	$	33,232	$	634	$	104,608

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

The following table provides the gross carrying amount and related accumulated amortization of definite-lived intangible assets:

	April 30, 2020						January 31, 2020
			Accumulated						Accumulated
	Amount		amortization		Net		Amount		amortization		Net
Existing technology	$	9,174	$	(7,817)	$	1,357	$	9,190	$	(7,706)	$	1,484
Customer relationships	16,059		(7,205)		8,854		16,067		(6,868)		9,199
Patents and other intangibles	6,703		(2,609)		4,094		6,678		(2,444)		4,234
In-process research and development(a)	29,521		—		29,521		31,300		—		31,300
Total	$	61,457	$	(17,631)	$	43,826	$	63,235	$	(17,018)	$	46,217
(a) Refer to Note 6 "Acquisitions 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.