Defined Benefit Pension Plans (Tables)

9 Months Ended

Jan. 31, 2022

Retirement Benefits [Abstract]

Pension Expenses

Pension (income) / expense consisted of the following (in thousands):

	Three Months Ended
	January 31, 2022		January 31, 2021
Service cost	$	0	$	0
Interest cost	177		181
Expected return on plan assets	(401)		(321)
Recognition of net loss	136		428
Net periodic pension (income) expense	$	(88)	$	288

	Nine Months Ended
	January 31, 2022		January 31, 2021
Service cost	$	0	$	0
Interest cost	531		543
Expected return on plan assets	(1,203)		(963)
Recognition of net loss	406		1,285
Net periodic pension (income) expense	$	(266)	$	865