UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - 6 months ended Sep. 30, 2017 - USD ($) shares in Thousands, $ in Thousands |
Common Stock [Member] |
Additional Paid-in Capital [Member] |
Treasury Stock [Member] |
Retained Earnings [Member] |
Accumulated Other Comprehensive Income [Member] |
Total |
|---|---|---|---|---|---|---|
| Balance at Mar. 31, 2017 | $ 142 | $ 123,536 | $ 0 | $ 222,823 | $ (583) | $ 345,918 |
| Balance (in shares) at Mar. 31, 2017 | 14,161 | 14,161 | ||||
| Issuance of restricted stock awards | $ 0 | 0 | 0 | 0 | 0 | $ 0 |
| Issuance of restricted stock awards (in shares) | 68 | |||||
| Share-based compensation | $ 0 | 3,180 | 0 | 0 | 0 | 3,180 |
| Repurchase of common stock | $ 0 | 0 | (4,383) | 0 | 0 | (4,383) |
| Repurchase of common stock (in shares) | (58) | |||||
| Net earnings | $ 0 | 0 | 0 | 30,644 | 0 | 30,644 |
| Foreign currency translation adjustment | 0 | 0 | 0 | 0 | 703 | 703 |
| Balance at Sep. 30, 2017 | $ 142 | $ 126,716 | $ (4,383) | $ 253,467 | $ 120 | $ 376,062 |
| Balance (in shares) at Sep. 30, 2017 | 14,171 | 14,171 |