Supplemental Financial Information (Tables)

3 Months Ended

Jun. 30, 2013

Supplemental Financial Information

Schedule of inventories

	June 30,		March 31,
	2013		2013
	(In thousands)
Materials and supplies	$	1,307	$	1,504
Work in process	139		105
Finished goods	627		856
	$	2,073	$	2,465

Schedule of intangible assets

	June 30, 2013					March 31, 2013
	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
	(In thousands)
Technology	$	1,856	$	(1,239	)	$	1,856	$	(1,178	)
Customer contracts / relationships	750		(278		)	750		(247		)
Trade names and non-compete agreements	1,110		(563		)	1,110		(495		)
Capitalized software development costs	431		—			328		—
Total	$	4,147	$	(2,080	)	$	4,044	$	(1,920	)

Schedule of future estimated amortization expense

We do not have any intangible assets with indefinite useful lives. As of June 30, 2013, future estimated amortization expense is as follows:

Fiscal Year Ending March 31:
(In thousands)
Remainder of 2014	$	538
2015	575
2016	503
2017	354
2018	88
Thereafter	9
	$	2,067

Schedule of warranty reserve activity

	Three Months Ended
	June 30,
	2013			2012
	(In thousands)
Balance at beginning of period	$	169		$	231
Addition charged to cost of revenues	55			(6		)
Warranty claims	(46		)	(28		)
Balance at end of period	$	178		$	197

Schedule of computation of basic and diluted income per share from continuing operations

	Three Months Ended
	June 30,
	2013	2012
	(In thousands)
Denominator:
Weighted average common shares used in basic per share computation	32,520	33,809
Dilutive stock options	125	—
Dilutive restricted stock units	68	54
Dilutive warrants	3	—
Weighted average common shares used in diluted per share computation	32,716	33,863

Schedule of instruments excluded in the computation of diluted income from continuing operations per share

	Three Months Ended
	June 30,
	2013	2012
	(In thousands)
Stock options	725	1,938
Restricted stock units	—	—
Warrants	—	15