Net Income (Loss) Per Share (Tables)

9 Months Ended

Sep. 30, 2020

Schedule of Earnings Per Share, Basic and Diluted

The numerators and denominators of the basic and diluted EPS computations for our common stock are calculated as follows (in millions, except for per share amounts


	Three Months Ended September 30,				Three Months Ended September 30,
	2020				2019
	Class A		Class B		Class A		Class B

Basic net income (loss) per share:
Numerator
Net income (loss) attributable to common stockholders	$	25.0	$	7.7	$	(10.4)	$	(6.6)
Denominator
Weighted-average number of common shares outstanding used in computing basic net income (loss) per share	316.3		97.8		252.7		161.7
Net income (loss) per common share, basic	$	0.08	$	0.08	$	(0.04)	$	(0.04)
Diluted net income (loss) per share:
Numerator
Net income (loss) attributable to common stockholders	$	25.0	$	7.7	$	(10.4)	$	(6.6)
Reallocation of net income as a result of conversion of Class B to Class A common stock	$	7.7	—		—		—
Reallocation of net income to Class B common stock	—		$	(0.1)	—		—
Net income (loss) attributable to common stockholders for diluted EPS	$	32.7	$	7.6	$	(10.4)	$	(6.6)
Denominator
Weighted-average number of common shares outstanding used in computing basic net income (loss) per share	316.3		97.8		252.7		161.7
Weighted-average effect of dilutive RSUs and employee stock options	5.5		0.2		—		—
Conversion of Class B to Class A common stock	97.8		—		—		—
Weighted-average number of common shares outstanding used in computed diluted net income (loss) per share	419.7		98.0		252.7		161.7
Net income (loss) per common share, diluted	$	0.08	$	0.08	$	(0.04)	$	(0.04)


	Nine Months Ended September 30,				Nine Months Ended September 30,
	2020				2019
	Class A		Class B		Class A		Class B

Basic net income (loss) per share:
Numerator
Net income (loss) attributable to common stockholders	$	61.7	$	27.8	$	(26.1)	$	(20.0)
Denominator
Weighted-average number of common shares outstanding used in computing basic net income (loss) per share	286.1		129.1		233.1		179.3
Net income (loss) per common share, basic	$	0.22	$	0.22	$	(0.11)	$	(0.11)
Diluted net income (loss) per share:
Numerator
Net income (loss) attributable to common stockholders	$	61.7	$	27.8	$	(26.1)	$	(20.0)
Reallocation of net income as a result of conversion of Class B to Class A common stock	$	27.8	—		—		—
Reallocation of net income to Class B common stock	—		$	(0.2)	—		—
Net income (loss) attributable to common stockholders for diluted EPS	$	89.5	$	27.6	$	(26.1)	$	(20.0)
Denominator
Weighted-average number of common shares outstanding used in computing basic net income (loss) per share	286.1		129.1		233.1		179.3
Weighted-average effect of dilutive RSUs and employee stock options	4.4		0.3		—		—
Conversion of Class B to Class A common stock	129.1		—		—		—
Weighted-average number of common shares outstanding used in computed diluted net income (loss) per share	419.6		129.4		233.1		179.3
Net income (loss) per common share, diluted	$	0.21	$	0.21	$	(0.11)	$	(0.11)

Schedule of Potentially Dilutive Securities Excluded from Computation of Earnings Per Share

The weighted-average impact of potentially dilutive securities that were not included in the diluted per share calculations because they would be anti-dilutive was as follows:


	Three Months Ended September 30,		Nine Months Ended September 30,
	2020	2019	2020	2019

Restricted stock units and awards	9.9	30.1	10.2	28.7
Options to purchase shares of common stock	0.8	1.9	0.8	1.9
Co-Founder Grants	10.3	14.7	11.6	14.7
Total	21.0	46.7	22.6	45.3