Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 24, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

The gross carrying amount and accumulated amortization of intangible assets were comprised of the following at the end of each period:

	September 24, 2021				December 25, 2020
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Amortizable:
Completed technology	$	10,494.4	$	5,016.9	$	10,394.6	$	4,586.6
License agreements	120.1		81.1		120.1		78.1
Trademarks	77.7		26.1		77.7		23.5
Total	$	10,692.2	$	5,124.1	$	10,592.4	$	4,688.2
Non-Amortizable:
Trademarks	$	35.0			$	35.0
In-process research and development	81.0				245.3
Total	$	116.0			$	280.3

Intangible Asset Amortization Expense

Intangible asset amortization expense was as follows:

	Three Months Ended				Nine Months Ended
	September 24, 2021		September 25, 2020		September 24, 2021		September 25, 2020
Amortization expense	$	145.3	$	210.6	$	435.8	$	599.8

Schedule of Future Amortization Expense, Intangible Assets

The estimated aggregate amortization expense on intangible assets owned by the Company and being amortized as of September 24, 2021, is expected to be as follows:

Remainder of Fiscal 2021	$	145.3
Fiscal 2022	581.1
Fiscal 2023	581.1
Fiscal 2024	581.1
Fiscal 2025	579.6