Income Attributable to Tennant Company Per Share (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Schedule of Computations of Basic and Diluted Earnings per Share

The computations of basic and diluted earnings attributable to Tennant Company per share for the years ended December 31 were as follows:

	2022		2021		2020
Numerator:
Net income	$	66.3	$	64.9	$	33.7
Denominator:
Basic - weighted average shares outstanding	18,494,356		18,499,674		18,349,724
Effect of dilutive securities	202,899		349,543		285,278
Diluted - weighted average shares outstanding	18,697,255		18,849,217		18,635,002
Basic earnings per share	$	3.58	$	3.51	$	1.84
Diluted earnings per share	$	3.55	$	3.44	$	1.81