Goodwill and other intangible assets

3 Months Ended

Jan. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the carrying amount of goodwill for the three months ended January 31, 2023 by operating segment were as follows:


	Industrial Precision Solutions		Medical Fluid Systems		Advanced Technology Solutions		Total
Balance at October 31, 2022	$	520,236	$	1,172,069	$	112,388	$	1,804,693
Acquisitions	—		—		279,630		279,630
Currency effect	15,734		3,751		3,305		22,790
Balance at January 31, 2023	$	535,970	$	1,175,820	$	395,323	$	2,107,113

The increase in goodwill for the three months ended January 31, 2023 was due to the acquisition of CyberOptics. See Acquisitions Note for additional details.

Information regarding our intangible assets subject to amortization was as follows:


	January 31, 2023
	Carrying Amount		Accumulated Amortization		Net Book Value
Customer relationships	$	516,035	$	264,296	$	251,739
Patent/technology costs	175,436		102,181		73,255
Trade name	99,141		47,151		51,990
Non-compete agreements	10,516		9,665		851
Other	157		157		—
Total	$	801,285	$	423,450	$	377,835

	October 31, 2022
	Carrying Amount		Accumulated Amortization		Net Book Value
Customer relationships	$	480,058	$	250,798	$	229,260
Patent/technology costs	157,549		96,426		61,123
Trade name	82,759		44,707		38,052
Non-compete agreements	10,253		9,290		963
Other	446		442		4
Total	$	731,065	$	401,663	$	329,402

Amortization expense for the three months ended January 31, 2023 and 2022 was $13,872 and $13,085, respectively. See Acquisitions Note for details regarding intangibles recorded due to the acquisition of CyberOptics.