Note 6 - Property, Plant and Equipment

12 Months Ended

Mar. 31, 2023

Notes to Financial Statements

Property, Plant and Equipment Disclosure [Text Block]

6. Property, Plant and Equipment

Property, plant and equipment is comprised of the following (in thousands):

	As of:
	March 31,			March 31,
	2023			2022
Land and land improvements	$	46,978		$	42,981
Buildings and improvements		214,110			202,444
Machinery and equipment		421,067			403,192
Office furniture, vehicles and computer software		11,738			10,003
Construction in progress		40,539			29,976
Property, plant and equipment, cost		734,432			688,596
Less: accumulated depreciation		(433,220	)		(420,553	)
Property, plant and equipment, net	$	301,212		$	268,043

Depreciation expense totaled $33.9 million, $30.2 million, and $27.1 million for fiscal years 2023, 2022, and 2021, respectively.