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Note 4 - Management Actions - Reconciliation of Liability Balance of Severance and Related Costs (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Sep. 30, 2020	Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019
Balance		$ 4.5	$ 4.5	$ 2.2
New charges	$ 3.1	$ 2.0	6.2	6.1
Cash payments			(5.4)	(2.5)
Foreign currency adjustments			0.2	(1.3)
Adjustment to accrual			(1.0)
Balance			$ 4.5	$ 4.5

X

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Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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