STOCKHOLDERS’ EQUITY (Schedule of Stock-based Compensation Expense) (Details) - USD ($)
$ in Thousands |
3 Months Ended |
9 Months Ended |
Nov. 30, 2016 |
Nov. 30, 2015 |
Nov. 30, 2016 |
Nov. 30, 2015 |
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |
|
|
|
|
| Stock-based compensation expense |
$ 2,064
|
$ 1,602
|
$ 5,669
|
$ 4,211
|
| Cost of Revenues [Member] |
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |
|
|
|
|
| Stock-based compensation expense |
118
|
51
|
250
|
170
|
| Research and Development [Member] |
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |
|
|
|
|
| Stock-based compensation expense |
274
|
217
|
811
|
579
|
| Selling [Member] |
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |
|
|
|
|
| Stock-based compensation expense |
536
|
325
|
1,234
|
820
|
| General and Administrative [Member] |
|
|
|
|
| Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items] |
|
|
|
|
| Stock-based compensation expense |
$ 1,136
|
$ 1,009
|
$ 3,374
|
$ 2,642
|