Segment Information (Details Textual)
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12 Months Ended |
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Mar. 31, 2015
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Segment Reporting Information [Line Items] | |
Concentration Risk, Percentage | 10.00%us-gaap_ConcentrationRiskPercentage1 |
Sales Revenue, Net [Member] | UNITED STATES | |
Segment Reporting Information [Line Items] | |
Concentration Risk, Percentage |
90.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_SalesRevenueNetMember / us-gaap_StatementGeographicalAxis = country_US |
longlivedassets [Member] | UNITED STATES | |
Segment Reporting Information [Line Items] | |
Concentration Risk, Percentage |
90.00%us-gaap_ConcentrationRiskPercentage1 / us-gaap_ConcentrationRiskByBenchmarkAxis = wstl_LonglivedassetsMember / us-gaap_StatementGeographicalAxis = country_US |
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- Definition
For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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