Earnings (Loss) Per Common Share (Tables)

9 Months Ended

Jan. 31, 2017

Earnings (Loss) Per Common Share

Schedule of computation of basic and diluted earnings (loss) per share of common stock

	Three Months Ended				Nine Months Ended
	January 31,				January 31,
	2017		2016		2017		2016
Net income (loss)	$	8,227	$	(2,212)	$	34,614	$	3,624
Basic earnings (loss) per common share:
Basic weighted average shares outstanding per common share		40,942,905		32,890,930		40,035,450		32,768,418
Basic earnings (loss) per common share	$	0.20	$	(0.07)	$	0.86	$	0.11
Diluted earnings (loss) per common share:
Basic weighted average shares outstanding per common share		40,942,905		32,890,930		40,035,450		32,768,418
Add: Shares of common stock assumed issued upon exercise of stock options		634,770		—		634,770		218,752
Diluted weighted average shares outstanding per common share		41,577,675		32,890,930		40,670,220		32,987,170
Diluted earnings (loss) per common share	$	0.20	$	(0.07)	$	0.85	$	0.11