Earnings (Loss) Per Share (Tables)

12 Months Ended

Dec. 31, 2020

Schedule of earnings per share, basic and diluted

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)

Schedule of antidilutive securities excluded from computation of earnings per share

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