Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2020

Earnings Per Share [Abstract]

Computation of Basic and Diluted EPS

The computation of basic and diluted EPS is as follows (in thousands, except per share amounts):

	Three Months Ended
	March 31,
	2020		2019
Numerator:
Net income	$	24,057	$	10,151
Denominator:
Weighted-average shares outstanding—basic		45,501		43,906
Effect of dilutive securities:
Options to purchase common stock		2,447		2,952
Employee stock purchase plan shares		116		122
Restricted stock		249		334
Weighted-average shares outstanding—diluted		48,313		47,314
Basic EPS	$	0.53	$	0.23
Diluted EPS	$	0.50	$	0.21
Anti-dilutive equity awards under stock-based award plans    excluded from the determination of diluted EPS		388		818