Intangible Assets

12 Months Ended

Oct. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill



(In millions)	CooperVision			CooperSurgical			Total
Balance as of 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 as of October 31, 2016	$	1,646.4		$	518.3		$	2,164.7
Net additions during the year ended October 31, 2017	28.6			94.4			123.0
Translation	60.7			6.4			67.1
Balance as of October 31, 2017	$	1,735.7		$	619.1		$	2,354.8

Of the October 31, 2017 goodwill balance, $117.9 million for CooperSurgical and $19.7 million for CooperVision is expected to be deductible for tax purposes.

Other Intangible Assets



	As of October 31, 2017				As of October 31, 2016
(In millions)	Gross Carrying Amount		Accumulated Amortization & Translation		Gross Carrying Amount		Accumulated Amortization & Translation		Weighted Average Amortization Period
									(In years)
Trademarks	$	44.5	$	10.3	$	36.6	$	6.8	12
Technology	428.8		173.2		354.8		139.3		11
Customer relationships	335.5		145.3		285.7		121.9		13
License and distribution rights and other	69.2		44.5		65.8		33.8		9
	878.0		$	373.3	742.9		$	301.8	12
Less accumulated amortization and translation	373.3				301.8
Other intangible assets, net	$	504.7			$	441.1

Included in Technology at October 31, 2017 and October 31, 2016, is $7.4 million of acquired in-process research and development from Sauflon that is not amortized.

We estimate that amortization expense for our existing other intangible assets will be approximately $69.0 million in fiscal 2018, $66.5 million in fiscal 2019, $56.5 million in fiscal 2020, $55.0 million in fiscal 2021 and $53.7 million in fiscal 2022.