Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2021

Earnings Per Share [Abstract]

Computation of earnings per share and reconciliation of basic and diluted weighted average common shares outstanding

The table below presents the computation of EPS, including the reconciliation of basic and diluted weighted average shares outstanding (in thousands, except EPS):

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2021		2020		2021		2020
Net income	$	184,665	$	119,098	$	543,015	$	307,565
Weighted average shares outstanding:
Basic	40,101		40,123		40,146		40,073
Effect of dilutive securities:
Stock options and employee stock purchase plan	590		716		620		776
Diluted	40,691		40,839		40,766		40,849
Earnings per share:
Basic	$	4.60	$	2.97	$	13.53	$	7.68
Diluted	$	4.54	$	2.92	$	13.32	$	7.53
Anti-dilutive stock options excluded from diluted earnings per share computations	—		—		—		—