GOODWILL AND INTANGIBLE ASSETS

3 Months Ended

Jan. 03, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

The following table summarizes the activity of goodwill by reportable operating segment:


(In millions)	Oncology Systems		Other		Total⁽¹⁾
Balance at September 27, 2019	$	447.9	$	164.3	$	612.2
Business combination	0.3		—		0.3

Measurement period adjustments to business combinations in prior year	(0.1)		—		(0.1)

Balance at January 3, 2020	$	448.1	$	164.3	$	612.4

⁽¹⁾The total carrying value of goodwill at both January 3, 2020, and September 27, 2019 is net of $50.5 million of accumulated impairment charges related to the Company recording an impairment charge for the full value of the Proton Solutions operating segment goodwill in fiscal year 2019.

The following table summarizes the gross carrying amount and accumulated amortization of the Company's intangible assets:


	January 3, 2020										September 27, 2019
(In millions)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Technologies and patents	$	226.4	$	(92.2)	$	134.2	$	226.4	$	(85.9)	$	140.5
Customer contracts, supplier relationships, and partner relationships	121.1		(28.1)		93.0		121.1		(25.7)		95.4
Trade names	55.1		(4.1)		51.0		55.1		(3.0)		52.1
Other	6.1		(6.1)		—		6.1		(6.1)		—
Total intangible with finite lives	408.7		(130.5)		278.2		408.7		(120.7)		288.0
In-process research and development with indefinite lives	12.7		—		12.7		12.7		—		12.7
Total intangible assets	$	421.4	$	(130.5)	$	290.9	$	421.4	$	(120.7)	$	300.7

Amortization expense for intangible assets was $10.1 million and $4.7 million during the three months ended January 3, 2020 and December 28, 2018, respectively.

As of January 3, 2020, the Company estimates its remaining amortization expense for intangible assets with finite lives will be as follows (in millions):


Fiscal Years:	Remaining Amortization Expense
Remainder of 2020	$	27.1
2021	35.6
2022	33.5
2023	32.7
2024	25.7
Thereafter	123.6
Total remaining amortization for intangible assets	$	278.2