Goodwill and Other Intangibles (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-lived Intangible Assets other than Goodwill

The components of intangible assets other than goodwill at December 31 were as follows:

	2020						2019
Description	Carrying Amount, Gross		Accumulated Amortization		Carrying Amount, Net		Carrying Amount, Gross		Accumulated Amortization		Carrying Amount, Net
Finite-lived intangible assets:
Marketed products	$	7,984.0	$	(1,659.5)	$	6,324.5	$	3,150.2	$	(1,244.6)	$	1,905.6
Other	92.8		(68.3)		24.5		94.2		(51.8)		42.4
Total finite-lived intangible assets	8,076.8		(1,727.8)		6,349.0		3,244.4		(1,296.4)		1,948.0
Indefinite-lived intangible assets:
Acquired IPR&D	1,101.0		—		1,101.0		4,670.0		—		4,670.0
Other intangibles	$	9,177.8	$	(1,727.8)	$	7,450.0	$	7,914.4	$	(1,296.4)	$	6,618.0

Schedule of Indefinite-lived Intangible Assets other than Goodwill

The components of intangible assets other than goodwill at December 31 were as follows:

	2020						2019
Description	Carrying Amount, Gross		Accumulated Amortization		Carrying Amount, Net		Carrying Amount, Gross		Accumulated Amortization		Carrying Amount, Net
Finite-lived intangible assets:
Marketed products	$	7,984.0	$	(1,659.5)	$	6,324.5	$	3,150.2	$	(1,244.6)	$	1,905.6
Other	92.8		(68.3)		24.5		94.2		(51.8)		42.4
Total finite-lived intangible assets	8,076.8		(1,727.8)		6,349.0		3,244.4		(1,296.4)		1,948.0
Indefinite-lived intangible assets:
Acquired IPR&D	1,101.0		—		1,101.0		4,670.0		—		4,670.0
Other intangibles	$	9,177.8	$	(1,727.8)	$	7,450.0	$	7,914.4	$	(1,296.4)	$	6,618.0

Finite-lived Intangible Assets Amortization Expense

Amortization expense related to finite-lived intangible assets was as follows:

	2020		2019		2018
Amortization expense	$	428.2	$	225.8	$	361.3

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The estimated amortization expense for each of the next five years associated with our finite-lived intangible assets as of December 31, 2020 is as follows:

	2021		2022		2023		2024		2025
Estimated amortization expense	$	517.7	$	513.0	$	501.2	$	449.1	$	432.5