v3.25.3

Management Actions - Schedule of Reconciliation of Liability Balance of Severance and Related Costs (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Restructuring Reserve [Roll Forward]
Beginning balance	$ 8.6	$ 2.4
New charges	4.1	1.2
Cash payments	(5.5)	(1.3)
Foreign currency fluctuations	0.1	(0.1)
Adjustments to accrual	(1.6)	(0.6)
Ending balance	$ 5.7	$ 1.6

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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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.

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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.

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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.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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No definition available.

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

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TENNANT CO 10-Q