Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2019

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,
	2019		2018		2019		2018
Net income	$	79,525	$	69,261	$	243,551	$	217,649
Weighted average shares outstanding:
Basic	39,933		40,422		39,750		40,416
Effect of dilutive securities:
Stock options and employee stock purchase plan	932		1,375		1,061		1,415
Diluted	40,865		41,797		40,811		41,831
Earnings per share:
Basic	$	1.99	$	1.71	$	6.13	$	5.39
Diluted	$	1.95	$	1.66	$	5.97	$	5.20
Anti-dilutive stock options excluded from diluted earnings per share computations	—		—		1		—