Earnings (Loss) Per Share

12 Months Ended

Dec. 31, 2020

A computation of weighted average shares of common stock outstanding and earnings (loss) per share from continuing operations for 2020, 2019 and 2018 is as follows:


	Year Ended December 31,
(dollars in millions, except per share amounts)	2020		2019		2018
Net income (loss) from continuing operations	$	76.8	$	79.6	$	(77.0)
Net income attributable to the non-controlling interests	—		(0.7)		(1.5)
Net income (loss) from continuing operations attributable to common stockholders	$	76.8	$	78.9	$	(78.5)







Basic weighted average common shares outstanding	248.8		257.6		288.2
Denominator adjustments for diluted EPS:
Number of shares issuable upon conversion of Series A Preferred Stock	0.3		2.0		—
Number of stock options and RSUs	0.8		0.5		—








Denominator adjustments for diluted EPS	1.1		2.5		—
Dilutive weighted average common shares outstanding	249.9		260.1		288.2

Earnings (loss) per share from continuing operations attributable to common stockholders:
Basic	$	0.31	$	0.31	$	(0.27)
Diluted	$	0.31	$	0.30	$	(0.27)

For 2020, 2019 and 2018, the following securities were not included in the computation of diluted shares outstanding because the effect would be anti-dilutive, or because performance targets were not yet met for awards contingent upon such measures:


	Year Ended December 31,
(amounts in millions)	2020	2019	2018
Shares issuable for contingent consideration	—	3.6	7.8
Shares issuable upon conversion of the shares of common stock of PDH	—	—	4.1
Shares issuable upon conversion of Series A Preferred Stock	—	—	2.0
Shares issuable upon vesting of RSUs and exercise of stock options	4.1	4.3	1.7
Total shares excluded	4.1	7.9	15.6