2.Supplemental Financial Information

Inventories

The following table presents details of our inventories:

	December 31,		March 31,
	2014		2014
	(In thousands)
Materials and supplies	$	1,597	$	1,320
Work in process	191		175
Finished goods	985		1,051
	$	2,773	$	2,546

Property and Equipment

Property and equipment are recorded at cost and are depreciated using the straight-line method over the estimated useful life ranging from three to eight years. Leasehold improvements are depreciated over the term of the related lease or the estimated useful life of the improvement, whichever is shorter.

Intangible Assets

The following table presents details of our intangible assets:

	December 31, 2014					March 31, 2014
	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
	(In thousands)

Technology	$	1,856	$	(1,529	)	$	1,856	$	(1,422	)
Customer contracts / relationships	750		(465		)	750		(371		)
Trade names and non-compete agreements	1,110		(892		)	1,110		(754		)
Capitalized software development costs	498		(208		)	498		(83		)
Total	$	4,214	$	(3,094	)	$	4,214	$	(2,630	)

As of December 31, 2014, future estimated amortization expense is as follows:

Fiscal Year Ending March 31:
(In thousands)
Remainder of 2015	$	133
2016	526
2017	365
2018	88
2019	8
Thereafter	—
	$	1,120

Warranty Reserve Activity

The following table presents activity related to the warranty reserve:

	Nine Months Ended
	December 31,
	2014			2013
	(In thousands)
Balance at beginning of period	$	184		$	169
Addition charged to cost of revenues	98			132
Warranty claims	(102		)	(118		)
Balance at end of period	$	180		$	183

Comprehensive Income (Loss)

Comprehensive income (loss) is equal to net income (loss) for all periods presented in the accompanying unaudited consolidated statements of operations.

Earnings Per Share

The following table sets forth the computation of basic and diluted net (loss) income per share from continuing operations:

	Three Months Ended		Nine Months Ended
	December 31,		December 31,
	2014	2013	2014	2013
	(In thousands)
Denominator:
Weighted average common shares used in basic per share computation	32,568	32,734	32,603	32,628
Dilutive stock options	—	118	—	125
Dilutive restricted stock units	—	45	—	71
Dilutive warrants	—	—	—	2
Weighted average common shares used in diluted per share computation	32,568	32,897	32,603	32,826

The following instruments were excluded for purposes of calculating weighted average common share equivalents in the computation of diluted net income (loss) from continuing operations per share as their effect would have been anti-dilutive:

	Three Months Ended		Nine Months Ended
	December 31,		December 31,
	2014	2013	2014	2013
	(In thousands)

Stock options	2,391	765	2,177	898
Restricted stock units	201	—	197	—