Property and Equipment (Tables)

12 Months Ended

Apr. 30, 2018

Property and Equipment

Schedule of components of property and equipment

	April 30,
	2018		2017
	(in thousands)
Land	$	50,795	$	50,009
Buildings and leasehold improvements		87,837		81,872
Machinery and equipment		108,444		90,303
Construction in progress		2,267		3,690
Total property and equipment		249,343		225,874
Less: accumulated depreciation and amortization		85,761		71,409
Total property and equipment, net of accumulated depreciation	$	163,582	$	154,465