2021

2020

2019

Net income (loss) available to common stockholders - Numerator basic and diluted

$

197

$

(31

)

$

226

Denominator:

Weighted-average common shares outstanding - Basic

144.8

144.5

144.0

Employee compensation-related shares, including stock options

1.4

—

1.1

Weighted-average common shares outstanding - Diluted

146.2

144.5

145.1