Stock-Based Compensation (Tables)

6 Months Ended

Oct. 31, 2019

Share-based Compensation [Abstract]

Stock-Based Compensation Expense Allocated

For the three- and six-month periods ended October 31, 2019 and 2018, stock-based compensation expense was allocated as follows: 

	Three Months Ended   October 31,				Six Months Ended   October 31,
(in thousands)	2019		2018		2019		2018
Cost of sales and distribution	$	277	$	185	$	492	$	344
Selling and marketing expenses	265		217		473		385
General and administrative expenses	636		434		1,110		893
Stock-based compensation expense	$	1,178	$	836	$	2,075	$	1,622