Net (Loss) Earnings Per Common Share

12 Months Ended

Dec. 31, 2018

16. Net Earnings (Loss) Per Common Share

The following table sets forth the compilation of basic and diluted net earnings (loss) per common share for the years ended December 31, 2018, 2017 and 2016:


(millions, except per share amounts)	2018		2017		2016
Numerator:
Net earnings (loss) for basic net earnings per common share	$	12.8	$	(17.8)	$	19.2
Adjusted net earnings (loss) for dilutive net earnings (loss) per common share	$	12.8	$	(17.8)	$	19.2
Denominator:
Weighted average shares for basic net earnings (loss) per common share	42.8		42.1		41.6
Effect of dilutive share-based awards	0.6		—		0.4
Adjusted weighted average shares for diluted net earnings (loss) per common share	43.4		42.1		42.0

Basic net earnings (loss) per common share	$	0.30	$	(0.42)	$	0.46
Diluted net earnings (loss) per common share	$	0.29	$	(0.42)	$	0.46

The following table sets forth the options to purchase shares of common stock and the restricted share units (“RSU award”) provided to each outside director of the Company, that were not included in the computation of diluted earnings per common share because the exercise price of the options, or awards, was greater than the average market price or their inclusion would have been antidilutive for the years ended December 31, 2018, 2017 and 2016:


(millions)	2018	2017	2016
Total number of antidilutive options and awards	0.1	0.5	1.2