Note 4 - Management Actions - Reconciliation of Liability Balance of Severance and Related Costs (Details) - USD ($) $ in Millions	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021
Balance	$ 4.9	$ 4.5
New charges	0.9	0.9
Cash payments	(1.9)	(1.2)
Foreign currency fluctuations	(0.5)	(0.1)
Adjustments to accrual	(0.6)	0.0
Balance	$ 2.8	$ 4.1

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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-Paragraph 1
-Subparagraph (b)(2)
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
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-SubTopic 10
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-Subparagraph (f)
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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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Amount of expense (reversal of expense) which increases (decreases) the restructuring reserve from an adjustment to a previously accrued restructuring liability.

+ References

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Amount of foreign currency translation gain (loss) which decreases (increases) the restructuring reserve.

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