Earnings (Loss) Per Share (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Basic and Diluted EPS

The following table presents the calculation of basic and diluted earnings (loss) per share:

	Three Months Ended						Six Months Ended
	June 30,						June 30,
	2020			2019			2020			2019
Net income from continuing operations	$	279.9		$	101.0		$	47.7		$	193.1
Loss from discontinued operations, net of income taxes	(0.1		)	(0.2		)	(0.2		)	(0.3		)
Net income	$	279.8		$	100.8		$	47.5		$	192.8
Basic weighted average common shares outstanding	87.9			89.9			89.0			90.2
Dilutive effect of stock options and unvested RSUs	0.2			0.3			—			0.2
Diluted weighted average common shares outstanding	88.1			90.2			89.0			90.4
Basic earnings (loss) per share amounts(1):
Continuing operations	$	3.18		$	1.12		$	0.54		$	2.14
Discontinued operations	$	—		$	—		$	—		$	—
Net income	$	3.18		$	1.12		$	0.53		$	2.14
Diluted earnings (loss) per share amounts(1):
Continuing operations	$	3.18		$	1.12		$	0.54		$	2.14
Discontinued operations	$	—		$	—		$	—		$	—
Net income	$	3.18		$	1.12		$	0.53		$	2.13
(1) Earnings (loss) per share amounts are calculated discretely and, therefore, may not add up to the total due to rounding.

Anti-Dilutive Equity Instruments Excluded From The Computation Of Diluted EPS

A summary of anti-dilutive equity instruments excluded from the computation of diluted earnings (loss) per share is as follows:

	Three Months Ended		Six Months Ended
	June 30,		June 30,
	2020	2019	2020	2019
Anti-dilutive equity instruments excluded from the computation of diluted earnings (loss) per share	2.4	2.6	2.7	2.7