Net Income (Loss) per Common Share (Tables)

3 Months Ended

Apr. 30, 2018

Earnings per share

Schedule of reconciliation between basic and diluted net income per share

	Three Months Ended April 30,
	2018		2017
Net income (loss)	$	9,885	$	(10,391	)
Basic net income (loss) per share:
Basic common shares		49,127		48,648
Basic net income (loss) per share	$	0.20	$	(0.21	)
Diluted net income (loss) per share:
Basic common shares		49,127		48,648
Diluted restricted stock awards and stock options		1,010		—
Diluted common shares		50,137		48,648
Diluted net income (loss) per share	$	0.20	$	(0.21	)