Basic earnings per share is based on the average number of common shares outstanding during the period. Diluted earnings per share is based on the average number of shares used for the basic earnings per share calculation, adjusted for the dilutive effect of stock options, stock appreciation rights and restricted stock units using the “treasury stock” method. In addition, “Net earnings for diluted earnings per share” in the table below has been adjusted for the Company’s share of BellRing’s consolidated net earnings for diluted earnings per share, to the extent it is dilutive.


	Three Months Ended December 31,
		2020		2019
Net earnings for basic earnings per share		$	81.2	$	99.2
Dilutive impact of BellRing net earnings		—		—

Net earnings for diluted earnings per share		$	81.2	$	99.2



Weighted-average shares for basic earnings per share		65.7		70.7
Effect of dilutive securities:
Stock options		0.6		0.7
Stock appreciation rights		0.1		0.1
Restricted stock units		0.4		0.5
Performance-based restricted stock units		0.1		0.1

Total dilutive securities		1.2		1.4
Weighted-average shares for diluted earnings per share		66.9		72.1

Basic earnings per common share		$	1.24	$	1.40
Diluted earnings per common share		$	1.21	$	1.38

The following table details the securities that have been excluded from the calculation of weighted-average shares for diluted earnings per share as they were anti-dilutive.


	Three Months Ended December 31,
		2020	2019
Stock options		0.2	0.1

Restricted stock units		0.1	0.1
Performance-based restricted stock units		0.2	0.1