Net Income Per Share (Tables)

6 Months Ended

Jun. 30, 2021

Earnings Per Share [Abstract]

Schedule of Basic and Diluted Net Income Per Share Available to Common Stock

The following table sets forth the computation of our basic and diluted net income per share (in thousands, except per share amounts):

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
Numerator:
Net income	$	196,888	$	144,793	$	377,254	$	283,224
Denominator:
Weighted-average shares used in computing net income per share, basic	76,461		75,808		76,384		76,036
Add weighted-average effect of dilutive securities:
Stock options and RSUs	3,191		3,486		3,235		3,580
Employee stock purchase plan	58		4		58		4
Weighted-average shares used in computing net income per share, diluted	79,710		79,298		79,677		79,620
Net income per share:
Basic	$	2.58	$	1.91	$	4.94	$	3.72
Diluted	$	2.47	$	1.83	$	4.73	$	3.56

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

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

	Three Months Ended June 30,		Six Months Ended June 30,
	2021	2020	2021	2020
Stock options and RSUs	101	334	115	467
Employee stock purchase plan	20	149	15	159
Total	121	483	130	626