Note 7 - Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Schedule of Goodwill [Table Text Block]

				Accumulated
				Impairment
	Goodwill			Losses			Total
Balance as of December 31, 2021	$	233.9		$	(40.8	)	$	193.1
Foreign currency fluctuations		(4.3	)		1.2			(3.1	)
Balance as of March 31, 2022	$	229.6		$	(39.6	)	$	190.0

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

	Customer Lists			Trade Names			Technology			Total
Balance as of March 31, 2022
Original cost	$	152.2		$	29.6		$	16.8		$	198.6
Accumulated amortization		(81.7	)		(14.3	)		(11.0	)		(107.0	)
Carrying value	$	70.5		$	15.3		$	5.8		$	91.6
Weighted average original life (in years)		15			10			11
Balance as of December 31, 2021
Original cost	$	155.4		$	30.3		$	17.0		$	202.7
Accumulated amortization		(80.0	)		(13.9	)		(10.8	)		(104.7	)
Carrying value	$	75.4		$	16.4		$	6.2		$	98.0
Weighted average original life (in years)		15			11			11

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

Remaining 2022	$	12.2
2023		15.0
2024		13.6
2025		12.2
2026		10.9
Thereafter		27.7
Total	$	91.6