Net Income per Share (Tables)

6 Months Ended

Jun. 30, 2021

Earnings Per Share Reconciliation [Abstract]

Schedule of Components Used in Diluted and Basic Income Per Common Share

The following table sets forth the components used in the computation of basic and diluted net income per share for the three and six months ended June 30, 2021 and 2020 (in thousands, except per share data):

 

	For the Three Months Ended June 30,				For the Six Months Ended June 30,
	2021		2020		2021		2020
Numerator:
Net income	$	156,497	$	161,915	$	312,192	$	285,061
Denominator:
Shares used for basic net income per share	163,074		162,413		163,067		162,203
Effect of dilutive securities:
Stock options	48		62		27		37
RSUs and DSUs	1,359		1,640		1,513		1,659
Convertible senior notes	1,782		653		1,369		327
Warrants related to issuance of convertible senior notes	—		—		—		—
Shares used for diluted net income per share	166,263		164,768		165,976		164,226
Basic net income per share	$	0.96	$	1.00	$	1.91	$	1.76
Diluted net income per share	$	0.94	$	0.98	$	1.88	$	1.74

Schedule of Shares Excluded from Computation of Diluted Net Income Per Share

The number of potentially outstanding common shares excluded from the computation of diluted net income per share for the three and six months ended June 30, 2021 and 2020 are as follows (in thousands):

	For the Three Months Ended June 30,		For the Six Months Ended June 30,
	2021	2020	2021	2020
Service-based RSUs	214	115	1,142	1,069
Market- and performance-based RSUs	1,217	1,383	1,278	1,435
Convertible senior notes	9,898	9,898	9,898	15,945
Warrants related to issuance of convertible senior notes	21,991	21,991	21,991	21,991
Total shares excluded from computation	33,320	33,387	34,309	40,440