Earnings per Share (Tables)

6 Months Ended

Mar. 31, 2020

Earnings Per Share [Abstract]

Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block]

Basic EPS has been computed by dividing net income by the weighted-average number of common shares outstanding.

The following is a reconciliation of the numerator and denominator of the diluted earnings per share computations for the periods presented below.

	Three Months Ended March 31,						Six Months Ended March 31,
(in millions, except share amounts)	2020			2019			2020			2019
Numerator:
Net income	$	39.3		$	23.4		$	55.6		$	41.6
Less: Allocation to participating securities	(0.9		)	(0.4		)	(1.2		)	(0.7		)
Net income allocated to common stockholders	$	38.4		$	23.0		$	54.4		$	40.9
Denominator:
Weighted average number of:
Common shares outstanding	18,872,937			18,753,490			18,811,268			18,706,104
Dilutive potential common shares outstanding:
Share-based awards	317,016			251,303			321,229			293,785
Diluted weighted-average common shares	19,189,953			19,004,793			19,132,497			18,999,889