Net Income per Share Attributable to Common Stockholders (Tables)

9 Months Ended

Oct. 31, 2018

Numerators and Denominators of the Basic and Diluted EPS Computations for Common Stock

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

	Three Months Ended October 31,								Nine Months Ended October 31,
	2018				2017				2018				2017
					*As adjusted								*As adjusted
	Class A		Class B		Class A		Class B		Class A		Class B		Class A		Class B
Basic
Numerator
Net income	$	54,592	$	9,493	$	28,463	$	6,462	$	133,568	$	25,113	$	87,791	$	22,732
Undistributed earnings allocated to participating securities		—		—		—		—		—		—		—		—
Net income attributable to common stockholders, basic	$	54,592	$	9,493	$	28,463	$	6,462	$	133,568	$	25,113	$	87,791	$	22,732
Denominator
Weighted average shares used in computing net income per share attributable to common stockholders, basic		123,297		21,440		114,794		26,063		121,013		22,752		111,093		28,765
Net income per share attributable to common stockholders, basic	$	0.44	$	0.44	$	0.25	$	0.25	$	1.10	$	1.10	$	0.79	$	0.79
Diluted
Numerator
Net income attributable to common stockholders, basic	$	54,592	$	9,493	$	28,463	$	6,462	$	133,568	$	25,113	$	87,791	$	22,732
Reallocation as a result of conversion of Class B to Class A common stock:
Net income attributable to common stockholders, basic		9,493		—		6,462		—		25,113		—		22,732		—
Reallocation of net income to Class B common stock		—		3,950		—		2,473		—		10,243		—		7,754
Net income attributable to common stockholders, diluted	$	64,085	$	13,443	$	34,925	$	8,935	$	158,681	$	35,356	$	110,523	$	30,486
Denominator
Number of shares used for basic EPS computation		123,297		21,440		114,794		26,063		121,013		22,752		111,093		28,765
Conversion of Class B to Class A common stock		21,440		—		26,063		—		22,752		—		28,765		—
Effect of potentially dilutive common shares		11,288		11,288		13,399		13,399		11,941		11,941		13,551		13,551
Weighted average shares used in computing net income per share attributable to common stockholders, diluted		156,025		32,728		154,256		39,462		155,706		34,693		153,409		42,316
Net income per share attributable to common stockholders, diluted	$	0.41	$	0.41	$	0.23	$	0.23	$	1.02	$	1.02	$	0.72	$	0.72

*	See note 1 of the notes to the condensed consolidated financial statements for a summary of adjustments.

Potential Common Share Equivalents Excluded where the Inclusion would be Anti-dilutive

Potential common share equivalents excluded where the inclusion would be anti-dilutive are as follows:

	Three Months Ended October 31,				Nine Months Ended October 31,
	2018		2017		2018		2017
Options and awards to purchase shares not included in the computation of diluted net income per share because their inclusion would be anti-dilutive		3,066,006		26,179		3,065,009		645,311