Net Earnings Per Share (Tables)

9 Months Ended

Jan. 31, 2018

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

The following table sets forth the computation of basic and diluted net earnings per share:

	Three Months Ended				Nine Months Ended
	January 31,				January 31,
(in thousands, except per share amounts)	2018		2017		2018		2017
Numerator used in basic and diluted net earnings
per common share:
Net income	$	1,996	$	14,553	$	44,032	$	53,851
Denominator:
Denominator for basic net earnings per common
share - weighted-average shares	16,578		16,242		16,350		16,267
Effect of dilutive securities:
Stock options and restricted stock units	113		140		112		134
Denominator for diluted net earnings per common
share - weighted-average shares and assumed
conversions	16,691		16,381		16,462		16,401
Net earnings per share
Basic	$	0.12	$	0.90	$	2.69	$	3.31
Diluted	$	0.12	$	0.89	$	2.67	$	3.28