Net Income (Loss) Per Share of Common Stock (Tables)

6 Months Ended

Jun. 30, 2019

Schedule of Computation of Basic and Diluted Net Income (Loss) Per Share of Common Stock

The following tables set forth the computation of basic and diluted net income (loss) per share of common stock (in thousands, except per share data):

	Three Months Ended June 30,			Six Months Ended June 30,
	2019			2019
	Class A			Class A
BASIC AND DILUTED:
Net income (loss) attributable to common stockholders	$	(55,830	)	$	(184,658	)
Weighted-average common shares outstanding		937,334			931,813
Net income (loss) per share attributable to common stockholders	$	(0.06	)	$	(0.20	)

	Three Months Ended June 30,			Six Months Ended June 30,
	2018			2018
	Class A⁽¹⁾			Class A⁽¹⁾
BASIC:
Net income (loss) attributable to common stockholders – basic	$	(911	)	$	4,698
Weighted-average common shares outstanding – basic		858,666			864,117
Net income (loss) per share attributable to common stockholders – basic	$	(0.00	)	$	0.01
DILUTED:
Net income (loss) attributable to common stockholders – basic	$	(911	)	$	4,698
Weighted-average common shares outstanding – basic		858,666			864,117
Weighted-average effect of dilutive securities:
Stock options and employee stock purchase plan		—			10,803
ZSUs		—			14,093
Performance-based ZSUs		—			1,272
Weighted-average common shares outstanding – diluted		858,666			890,285
Net income (loss) per share attributable to common stockholders – diluted	$	(0.00	)	$	0.01

⁽¹⁾

^{The net income (loss) per share calculations for the three and six months ended June 30, 2018 are presented as if the one-for-one class conversion occurred as of the beginning of the respective period.}

Shares excluded from Computation of Diluted Net Income (Loss) per Share

The following weighted-average equity awards were excluded from the computation of diluted net income (loss) per share because their effect would have been anti-dilutive for the periods presented (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2019		2018		2019		2018
Stock options and employee stock purchase plan		34,683		38,278		35,721		9,737
ZSUs		51,559		53,536		50,932		2,720
Total		86,242		91,814		86,653		12,457