Annual report pursuant to Section 13 and 15(d)

Segment Information (Tables)

Segment Information (Tables)

12 Months Ended

Mar. 31, 2016

Segment Reporting Information [Line Items]

Schedule of Segment Reporting Information, by Segment[Table Text Block]

Segment information for the fiscal years ended March 31, 2016, 2015 and 2014, is set forth below:



	Fiscal Year Ended March 31, 2016
(in thousands)	IBW			CSG			Total
Revenue	$	34,407		$	53,796		$	88,203
Gross profit	13,944			20,572			34,516
Gross margin	40.5		%	38.2		%	39.1		%
Research and development	11,059			8,258			19,317
Segment profit	$	2,885		$	12,314		15,199
Operating expenses:
Sales and marketing							15,817
General and administrative							9,836
Intangible amortization							5,554
Restructuring							748
Operating income (loss) from continuing operations							(16,756		)
Other income (expense), net							169
Income tax (expense) benefit							102
Net income (loss) from continuing operations							$	(16,485	)

	Fiscal Year Ended March 31, 2015
(in thousands)	IBW			CSG			Total
Revenue	$	37,714		$	46,413		$	84,127
Gross profit	13,715			13,095			26,810
Gross margin	36.4		%	28.2		%	31.9		%
Research and development	8,955			8,393			17,348
Segment profit	$	4,760		$	4,702		9,462
Operating expenses:
Sales and marketing							12,407
General and administrative							14,678
Intangible amortization							6,377
Restructuring							3,243
Goodwill impairment							31,997
Operating income (loss) from continuing operations							(59,240		)
Other income (expense), net							(2		)
Income tax (expense) benefit							201
Net income (loss) from continuing operations							$	(59,041	)



	Fiscal Year Ended March 31, 2014
(in thousands)	IBW			CSG			Total
Revenue	$	13,096		$	88,977		$	102,073
Gross profit	4,161			36,300			40,461
Gross margin	31.8		%	40.8		%	39.6		%
Research and development	1,360			9,979			11,339
Segment profit	$	2,801		$	26,321		29,122
Operating expenses:
Sales and marketing							13,304
General and administrative							14,027
Intangible amortization							4,889
Restructuring							335
Operating income (loss) from continuing operations							(3,433		)
Other income (expense), net							(56		)
Income tax (expense) benefit							7,910
Net income (loss) from continuing operations							$	4,421

Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]

Significant Customers and Concentration of Credit

The Company is dependent on certain major companies operating in telecommunications markets that represent more than 10% of the total revenue. Sales to major customers and successor companies that exceed 10% of total revenue are as follows:



	Fiscal Year Ended March 31,
	2016		2015		2014
Verizon	23.1	%	30.5	%	23.9	%
AT&T	11.1	%	9.2	%	8.8	%
Telamon	4.4	%	5.8	%	30.3	%

Schedule of Major Customer Accounts Receivable [Table Text Block]

Major companies operating in telecommunications markets comprise a significant portion of the Company’s trade receivables. Receivables from major customers that exceed 10% of total accounts receivable balance are as follows:



	Fiscal Year Ended March 31,
	2016		2015
Verizon	32.8	%	30.4	%
AT&T	12.8	%	12.7	%