Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 29, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

The gross carrying amount and accumulated amortization of intangible assets at the end of each period was as follows:

	March 29, 2019				December 28, 2018
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Amortizable:
Completed technology	$	10,467.9	$	3,200.8	$	10,467.9	$	2,980.6
License agreements	120.1		71.1		120.1		70.1
Trademarks	81.9		19.1		81.9		18.1
Customer relationships	27.9		14.9		27.5		14.1
Total	$	10,697.8	$	3,305.9	$	10,697.4	$	3,082.9
Non-Amortizable:
Trademarks	$	35.0			$	35.0
In-process research and development	633.3				633.3
Total	$	668.3			$	668.3

Intangible Asset Amortization Expense

Intangible asset amortization expense was as follows:

	Three Months Ended
	March 29, 2019		March 30, 2018
Amortization expense	$	222.8	$	178.0

Schedule of Future Amortization Expense, Intangible Assets

The estimated aggregate amortization expense on intangible assets owned by the Company is expected to be as follows:

Remainder of Fiscal 2019	$	632.1
Fiscal 2020	758.1
Fiscal 2021	661.2
Fiscal 2022	588.6
Fiscal 2023	584.4