Property, Plant, and Equipment (Tables)

12 Months Ended

Mar. 31, 2019

Property Plant And Equipment [Abstract]

Component of Property Plant and Equipment

As of March 31, 2019 and 2018, property, plant and equipment is comprised of the following:

	2019			2018
	(In thousands)
Computer equipment and software		243			323
Furniture and fixtures		167			190
Leasehold improvements		8			8
		418			521
Less accumulated depreciation and amortization		(412	)		(507	)
	$	6		$	14