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Note 8 - Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

Schedule of Goodwill [Table Text Block]

		Insurance				Energy and Specialized Markets				Financial Services				Total
Goodwill at December 31, 2020		$	1,208.6			$	2,423.6			$	475.9			$	4,108.1
Acquisitions and purchase of controlling interest			40.6				20.4				—				61.0
Purchase accounting reclassifications			1.1				—				—				1.1
Current period adjustment (1)			15.8				(15.8	)			—				—
Foreign currency translation adjustment			(7.1	)			(33.1	)			(0.5	)			(40.7	)
Goodwill at September 30, 2021		$	1,259.0			$	2,395.1			$	475.4			$	4,129.5

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	Weighted Average Useful Life (in years)		Cost				Accumulated Amortization				Net
September 30, 2021
Technology-based	7		$	561.3			$	(389.0	)		$	172.3
Marketing-related	15			273.6				(125.6	)			148.0
Contract-based	6			5.0				(5.0	)			—
Customer-related	13			1,013.3				(407.5	)			605.8
Database-based	18			496.3				(157.1	)			339.2
Total intangible assets			$	2,349.5			$	(1,084.2	)		$	1,265.3
December 31, 2020
Technology-based	7		$	559.6			$	(349.5	)		$	210.1
Marketing-related	16			275.2				(113.4	)			161.8
Contract-based	6			5.0				(5.0	)			—
Customer-related	13			1,004.3				(354.2	)			650.1
Database-based	19			501.0				(138.2	)			362.8
Total intangible assets			$	2,345.1			$	(960.3	)		$	1,384.8

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Years Ending		Amount
2021		$	43.6
2022			159.5
2023			145.8
2024			140.2
2025			115.3
2026 and thereafter			660.9
Total		$	1,265.3

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