Other Intangible Assets, net and Goodwill (Tables)

3 Months Ended

Mar. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of identifiable intangible assets

The following tables summarize the gross carrying amounts and accumulated amortization of the Company’s identifiable intangible assets by major class:

	March 31, 2022						December 31, 2021
	Gross		Accumulated Amortization		Net		Gross		Accumulated Amortization		Net
Finite-lived intangible assets
Customer relationships	$	8,155.7	$	(598.2)	$	7,557.5	$	8,279.1	$	(514.8)	$	7,764.3
Databases and content	2,592.9		(635.9)		1,957.0		2,577.1		(591.0)		1,986.1
Computer software	740.7		(341.9)		398.8		733.1		(320.1)		413.0
Trade names	61.8		(13.2)		48.6		62.1		(10.5)		51.6
Backlog	29.2		(14.5)		14.7		29.1		(13.0)		16.1
Finite-lived intangible assets	11,580.3		(1,603.7)		9,976.6		11,680.5		(1,449.4)		10,231.1
Indefinite-lived intangible assets
Trade names	161.3		—		161.3		161.3		—		161.3
Total intangible assets	$	11,741.6	$	(1,603.7)	$	10,137.9	$	11,841.8	$	(1,449.4)	$	10,392.4

Schedule of weighted-average amortization period for finite-lived intangible assets

Schedule of estimated amortization for five succeeding years

Schedule of change in the carrying amount of goodwill

The change in the carrying amount of goodwill is shown below:

	Science Segment		Intellectual Property Segment		Consolidated Total
Balance as of December 31, 2021	$	3,326.9	$	4,578.0	$	7,904.9
Measurement Period Adjustments(1)	(2.4)		—		(2.4)
Impact of foreign currency fluctuations and other	0.2		(99.3)		(99.1)
Balance as of March 31, 2022	$	3,324.7	$	4,478.7	$	7,803.4
(1) Includes $(2.4) in purchase accounting adjustments recorded in 2022, of which $(5.7) was related to the ProQuest acquisition. See Note 4 - Business Combinations for further information.