Segment Data (Tables)

12 Months Ended

Mar. 31, 2016

Segment Reporting [Abstract]

Schedule of segment information

	Revenues						Operating (Loss) Profit
(dollars in thousands)	For the year ended March 31,						For the year ended March 31,
	2016		2015		2014		2016			2015			2014
Segments:
U.S. Markets	$	38,841	$	37,778	$	38,766	$	(4,958	)	$	(12,542	)	$	(1,012	)
Engineered Systems	26,325		33,454		49,857		(6,982		)	(12,431		)	1,260
Distribution Services	2,476		978		—		(632		)	(455		)	—
Corporate and Other	—		—		—		(7,349		)	(6,508		)	(8,591		)
	$	67,642	$	72,210	$	88,623	$	(19,921	)	$	(31,936	)	$	(8,343	)
	Depreciation and Amortization						Capital Expenditures
	For the year ended March 31,						For the year ended March 31,
	2016		2015		2014		2016			2015			2014
Segments:
U.S. Markets	$	1,168	$	1,711	$	2,667	$	72		$	626		$	276
Engineered Systems	1,987		1,404		302		43			495			—
Distribution Services	71		32		—		10			40			—
Corporate and Other	939		1,036		1,569		276			845			134
	$	4,165	$	4,183	$	4,538	$	401		$	2,006		$	410

	Total Assets				Deferred Revenue
	March 31, 2016		March 31, 2015		March 31, 2016		March 31, 2015
Segments:
U.S. Markets	$	18,503	$	27,769	$	167	$	157
Engineered Systems	21,885		27,435		1,098		1,361
Distribution Services	1,386		261		—		—
Corporate and Other	29,101		32,340		—		—
	$	70,875	$	87,805	$	1,265	$	1,518