NET INCOME (LOSS) PER COMMON SHARE (Tables)

9 Months Ended

Sep. 30, 2020

Earnings Per Share [Abstract]

Schedule of Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per common share (common shares in

thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2020		2019		2020		2019
Numerator:
Net Income (Loss), basic	$	784,803	$	55,036	$	837,001	$	(38,872)
Add: Interest on convertible notes	7,070		937		18,333		—
Net Income (Loss), diluted	$	791,873	$	55,973	$	855,334	$	(38,872)
Denominator:
Weighted-average common shares outstanding, basic	181,142		179,289		180,592		178,873
Effect of dilutive securities:
Options to purchase common stock	1,731		1,560		1,728		—
Common stock issuable under the 2020 notes	3,983		—		3,983		—
Common stock issuable under the 2024 notes	3,970		3,970		3,970		—
Common stock issuable under the 2027 notes	4,365		—		2,373		—
Unvested RSUs	1,926		669		1,765		—
Common stock potentially issuable for ESPP purchases	346		231		337		—
Common shares held by the NQDC	211		205		211		—
Weighted-average common shares outstanding, diluted	197,674		185,924		194,959		178,873
Net Income (Loss) per common share, basic	$	4.33	$	0.31	4.63		(0.22)
Net Income (Loss) per common share, diluted	$	4.01	$	0.30	4.39		(0.22)

Schedule Of Anti-Dilutive Common Stock Excluded From Computation of Diluted Net Loss Per Share

In addition to the equity instruments included in the table above, the table below presents potential shares of common stock that were excluded from the computation of diluted earnings per common share as they were anti-dilutive (in thousands):

	Three Months Ended September 30,		Nine Months Ended September 30,
	2020	2019	2020	2019
Options to purchase common stock	5,172	5,829	5,175	7,388
Common stock issuable under the 2020 Notes	—	3,983	—	3,983
Common stock issuable under the 2024 Notes	—	—	—	3,970
Unvested RSUs	2,900	3,360	3,060	4,029
Common stock potentially issuable for ESPP purchases	193	222	204	453
Common stock held by the NQDC	—	—	—	205
Total number of potentially issuable shares	8,265	13,394	8,439	20,028