Earnings Per Share (Tables)

12 Months Ended

Apr. 30, 2016

Earnings Per Share [Abstract]

Schedule Of Earnings (Loss) Per Share, Basic And Diluted

The following table summarizes the computations of basic and diluted earnings per share:

	FISCAL YEARS ENDED APRIL 30
(in thousands, except per share amounts)	2016		2015		2014
Numerator used in basic and diluted earnings per common share:
Net income	$	58,723	$	35,499	$	20,461
Denominator:
Denominator for basic earnings per common share -
weighted-average shares	16,256		15,764		15,299
Effect of dilutive securities:
Stock options and restricted stock units	186		273		354
Denominator for diluted earnings per common share -
weighted-average shares and assumed conversions	16,442		16,037		15,653
Net earnings per share
Basic	$	3.61	$	2.25	$	1.34
Diluted	$	3.57	$	2.21	$	1.31