Earnings per Common Share (Tables)

6 Months Ended

Jun. 30, 2019

Earnings Per Share [Abstract]

Computation of Basic and Diluted Earnings per Share

The following table sets forth the computation of basic and diluted earnings per share for the three and six month periods ended June 30, 2019 and 2018:

	Three Months Ended June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
Net income	$	37.9	$	41.7	$	79.5	$	78.4
Weighted average common shares outstanding for basic earnings per share computation	64,504,546		56,335,186		62,419,442		56,288,453
Dilutive effects of stock-based compensation	202,913		363,835		248,949		381,947
Weighted average common shares outstanding for diluted earnings per common share computation	64,707,459		56,699,021		62,668,391		56,670,400
Basic earnings per common share	$	0.59	$	0.74	$	1.27	$	1.39
Diluted earnings per common share	$	0.59	$	0.74	$	1.27	$	1.38
Anti-dilutive unvested time restricted stock	761		85		108,046		128,461