Property, Plant and Equipment

9 Months Ended

Dec. 31, 2021

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

PROPERTY, PLANT AND EQUIPMENT

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

	Estimated Useful Life (in years)			As of
				December 31, 2021		March 31, 2021
Automobiles	5			$	23	$	23
Leasehold improvements	4	to	20	3,150		3,059
Computer software and equipment	2	to	7	42,231		36,956
Machinery and equipment	3	to	5	16,466		15,699
Furniture and fixtures	5	to	20	2,635		2,586
Work in progress(1)	N/A			7,430		1,314
Total cost				71,935		59,637
Accumulated depreciation				(40,959)		(35,141)
Total property, plant and equipment, net				$	30,976	$	24,496

(1) Work in progress includes information technology assets and production tooling.

Depreciation expense was as follows (in thousands):

	Three-Months Ended December 31,				Nine-Months Ended December 31,
	2021		2020		2021		2020
Depreciation expense	$	1,993	$	2,114	$	5,941	$	5,772