Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net income including noncontrolling interest	$ 10.3	$ 25.7
Other comprehensive loss:
Foreign currency translation adjustments (net of related tax (expense) benefit of $(0.4) and $0.1, respectively)	(3.8)	(10.7)
Cash flow hedge (net of related tax benefit (expense) of $0.1 and $0.0, respectively)	(0.2)
Net current period other comprehensive loss	(4.0)	(10.7)
Comprehensive income attributable to Tennant Company	$ 6.3	$ 15.0