Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2021

Schedule of Earnings Per Share, Basic and Diluted

The following table summarizes the computation of basic and diluted earnings (loss) per share amounts presented in the consolidated statements of operations.


	Years Ended December 31,
(in thousands, except for per share amounts)	2021		2020		2019
Income attributable to common stockholders:
Net income (loss)	$	(99,290)	$	82,019	$	(267,931)

Weighted average shares outstanding - basic	184,975		183,498		185,907
Effect of dilutive securities	—		888		—
Weighted average shares outstanding - diluted	184,975		184,386		185,907

Net income (loss) per share attributable to common stockholders - basic	$	(0.54)	$	0.45	$	(1.44)
Net income (loss) per share attributable to common stockholders - diluted	$	(0.54)	$	0.44	$	(1.44)

Schedule of Potentially Dilutive Securities

The following potentially outstanding shares of common stock were excluded from the computation of diluted net income (loss) per share attributable to common stockholders because including them would have been antidilutive.


	As of December 31,
(in millions)	2021(1)	2020	2019(1)
Non-performance-based restricted stock and restricted stock units	4.7	6.8	6.4
Performance-based restricted stock and restricted stock units	0.3	1.6	1.1
Warrant	16.3	—	—
Notes	38.3	—	—
Total	59.6	8.4	7.5

(1) As a result of the net loss reported for the period, all unvested restricted stock, restricted stock units, and potential shares issuable under the Warrant and the Notes were antidilutive for the period and as such were not included in the computation of diluted weighted average shares outstanding.