EARNINGS PER SHARE (Details) - $ / shares
|
3 Months Ended |
9 Months Ended |
Nov. 30, 2016 |
Nov. 30, 2015 |
Nov. 30, 2016 |
Nov. 30, 2015 |
| Earnings Per Share [Abstract] |
|
|
|
|
| Basic weighted average number of common shares outstanding |
35,731,000
|
36,319,000
|
36,196,000
|
36,138,000
|
| Effect of stock options and restricted stock units computed on treasury stock method |
|
484,000
|
|
590,000
|
| Diluted weighted average number of common shares outstanding |
35,731,000
|
36,803,000
|
36,196,000
|
36,728,000
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
| Shares subject to anti-dilutive stock options and restricted stock-based awards excluded from calculation |
|
242,000
|
|
242,000
|
| Convertible Senior Notes [Member] |
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
| Conversion price (in dollars per share) |
$ 27.594
|
|
$ 27.594
|
|
| Stock Options [Member] |
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
| Shares subject to anti-dilutive stock options and restricted stock-based awards excluded from calculation |
|
|
995,000
|
|
| Restricted Stock [Member] |
|
|
|
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |
|
|
|
|
| Shares subject to anti-dilutive stock options and restricted stock-based awards excluded from calculation |
|
|
1,266,000
|
|