Property, Plant and Equipment

6 Months Ended

Oct. 31, 2022

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

The components of property, plant and equipment were:

	October 31,		April 30,
(in thousands)	2022		2022
Land	$	4,431	$	4,431
Buildings and improvements	120,037		119,066
Buildings and improvements - finance leases	11,164		11,164
Machinery and equipment	331,523		324,417
Machinery and equipment - finance leases	30,546		31,341
Software	27,817		28,115
Construction in progress	22,833		22,794
	548,351		541,328
Less accumulated amortization and depreciation	(344,701)		(327,520)
Total	$	203,650	$	213,808

Amortization and depreciation expense on property, plant and equipment amounted to $9.7 million and $9.4 million for the three months ended October 31, 2022 and 2021, respectively, and $19.4 million and $19.1 million for the six months ended October 31, 2022 and 2021, respectively. Accumulated amortization on finance leases included in the above table amounted to $32.5 million and $32.8 million as of October 31, 2022 and April 30, 2022, respectively.