Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Details 1)

v3.4.0.3
Stock-Based Compensation (Details 1) - Stock Options [Member]
$ / shares in Units, $ in Thousands
12 Months Ended
Mar. 31, 2016
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]  
Outstanding on March 31, 2015 | shares 1,170,515
Shares, Granted | shares 1,567,500
Shares, Exercised | shares 0
Shares, Forfeited | shares (302,500)
Shares, Expired | shares (588,015)
Outstanding on March 31, 2016 | shares 1,847,500
Exercisable on March 31, 2016 | shares 244,667
Weighted-Average Exercise Price Per Share, Outstanding on March 31, 2015 | $ / shares $ 2.20
Weighted-Average Exercise Price Per Share, Granted | $ / shares 1.21
Weighted-Average Exercise Price Per Share, Exercised | $ / shares 0.00
Weighted-Average Exercise Price Per Share, Forfeited | $ / shares 1.52
Weighted-Average Exercise Price Per Share, Expired | $ / shares 2.37
Weighted-Average Exercise Price Per Share, Outstanding on March 31, 2016 | $ / shares 1.42
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price | $ / shares $ 2.18
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term 5 years 6 months 26 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term 2 years 9 months 11 days
Aggregate Intrinsic Value, Outstanding on March 31, 2015 | $  
Aggregate Intrinsic Value, Outstanding on March 31, 2016 | $ $ 9 [1]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value | $ $ 0 [1]
[1] The intrinsic value for the stock options is calculated based on the difference between the exercise price of the underlying awards and the Westell Technologies’ closing stock price as of the reporting date.