Annual report pursuant to Section 13 and 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Summary of Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Segment Information (Details)

v2.4.0.8

Segment Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2012
Segment information
Revenue									$ 102,073	$ 38,808	$ 43,629
Gross profit	8,524	12,235	12,423	8,776	4,013	3,090	3,449	2,773	41,958	13,325	17,172
Gross margin									41.10%	34.30%	39.40%
Research and development									11,339	5,928	5,460
Segment Profit Loss									30,619	7,397	11,712
Operating expenses:
Sales and marketing									14,663	7,492	5,843
General and administrative									14,027	9,310	6,996
Intangible amortization									4,908	887	544
Restructuring									335	149	276
Goodwill impairment					2,900					2,884
Operating income (loss)									(3,314)	(13,325)	(1,947)
Other income (expense), net									(56)	175	331
Income tax benefit (expense)	8,907	(38)	(68)	(19)	(32,611)	1,295	677	1,247	8,782	(29,392)	686
Net income (loss) from continuing operations	4,884	1,954	1,324	(2,750)	(37,629)	(1,178)	(1,568)	(2,167)	5,412	(42,542)	(930)
CSI [Member]
Segment information
Revenue									3,676
Gross profit									1,364
Gross margin									37.10%
Research and development									625
Segment Profit Loss									739
Kentrox [Member]
Segment information
Revenue									46,174
Gross profit									23,517
Gross margin									50.90%
Research and development									3,778
Segment Profit Loss									19,739
Westell [Member]
Segment information
Revenue									52,223	38,808	43,629
Gross profit									17,077	13,325	17,172
Gross margin									32.70%	34.30%	39.40%
Research and development									6,936	5,928	5,460
Segment Profit Loss									10,141	7,397	11,712
Operating expenses:
Goodwill impairment										$ 2,884

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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