Intangible Assets and Goodwill (Tables)

3 Months Ended

Dec. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets consisted of the following:

Description	As of December 30, 2017				As of September 30, 2017
	Gross Carrying Value		Accumulated Amortization		Gross Carrying Value		Accumulated Amortization
Acquired intangible assets:
Developed technology	$	4,528.8	$	2,266.7	$	4,528.7	$	2,186.8
In-process research and development	46.0		—		46.0		—
Customer relationships	556.7		402.8		552.8		393.8
Trade names	310.3		161.1		310.3		156.4
Distribution agreement	42.0		4.1		42.0		2.8
Non-competition agreements	1.5		0.1		1.5		0.1
Business licenses	2.5		2.2		2.4		2.2
Total acquired intangible assets	$	5,487.8	$	2,837.0	$	5,483.7	$	2,742.1
Internal-use software	65.8		48.2		64.5		46.1
Capitalized software embedded in products	15.5		2.6		14.3		2.0
Total intangible assets	$	5,569.1	$	2,887.8	$	5,562.5	$	2,790.2

Schedule of Estimated Amortization Expense

The estimated remaining amortization expense of the Company's acquired intangible assets as of December 30, 2017 for each of the five succeeding fiscal years is as follows:

Remainder of Fiscal 2018	$	283.1
Fiscal 2019	$	366.0
Fiscal 2020	$	354.8
Fiscal 2021	$	333.2
Fiscal 2022	$	320.3