Intangible Assets

6 Months Ended

Apr. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill



(In millions)	CooperVision			CooperSurgical			Total
Balance at October 31, 2015	$	1,827.6		$	369.5		$	2,197.1
Net additions during the year ended October 31, 2016	9.1			156.9			166.0
Translation	(190.3		)	(8.1		)	(198.4		)
Balance at October 31, 2016	1,646.4			518.3			2,164.7
Net (reductions) additions during the six months ended April 30, 2017	(1.1		)	94.8			93.7
Translation	43.4			0.9			44.3
Balance at April 30, 2017	$	1,688.7		$	614.0		$	2,302.7

We performed our annual impairment assessment in our fiscal third quarter of 2016, and our analysis indicated that we had no impairment of goodwill. As described in our Annual Report on Form 10-K for the fiscal year ended October 31, 2016, we will continue to monitor conditions and changes which could indicate that our recorded goodwill may be impaired.

Other Intangible Assets



	As of April 30, 2017				As of October 31, 2016
(In millions)	Gross Carrying Amount		Accumulated Amortization & Translation		Gross Carrying Amount		Accumulated Amortization & Translation
Trademarks	$	40.1	$	8.4	$	36.6	$	6.8
Technology	422.7		156.5		354.8		139.3
Customer relationships	291.1		132.8		285.7		121.9
License and distribution rights and other	68.2		39.4		65.8		33.8
	822.1		$	337.1	742.9		$	301.8
Less: accumulated amortization and translation	337.1				301.8
Other intangible assets, net	$	485.0			$	441.1

We estimate that amortization expense for our existing other intangible assets at April 30, 2017, will be $66.7 million in fiscal 2017, $64.5 million in fiscal 2018, $62.1 million in fiscal 2019, $52.2 million in fiscal 2020 and $50.7 million in fiscal 2021.