Earnings per Common Share (Tables)

6 Months Ended

Jun. 30, 2023

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 periods presented:

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Net income	$	67.0	$	64.1	$	123.3	$	30.7
Weighted average common shares outstanding for basic earnings per share computation	103,820,649		109,106,891		103,779,386		101,025,926
Dilutive effects of stock-based compensation	2,242		24,827		42,539		50,405
Weighted average common shares outstanding for diluted earnings per common share computation	103,822,891		109,131,718		103,821,925		101,076,331
Basic earnings per common share	$	0.65	$	0.59	$	1.19	$	0.30
Diluted earnings per common share	$	0.65	$	0.59	$	1.19	$	0.30
Anti-dilutive unvested time restricted stock	222,417		218,033		129,449		61,058