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Unaudited Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands | Common Stock [Member] | Additional Paid-in Capital [Member] | Treasury Stock [Member] | AOCI Attributable to Parent [Member] | Retained Earnings [Member] | Total
--- | --- | --- | --- | --- | --- | ---
Balance (in shares) at Mar. 31, 2018 | 21,139 |  |  |  |  |
Balance at Mar. 31, 2018 | $ 211 | $ 1,041,113 | $ (1,645) | $ 883 | $ (988,333) | $ 52,229
Issuance of common stock - ESPP (in shares) | 12 |  |  |  |  |
Issuance of common stock - ESPP |  | 71 |  |  |  | 71
Issuance of common stock - restricted shares (in shares) | 416 |  |  |  |  |
Issuance of common stock - restricted shares | $ 4 | (4) |  |  |  |
Stock-based compensation expense |  | 1,610 |  |  |  | 1,610
Issuance of stock for 401(k) match (in shares) | 27 |  |  |  |  |
Issuance of stock for 401(k) match |  | 172 |  |  |  | 172
Repurchase of treasury stock |  |  | (396) |  |  | (396)
Cumulative translation adjustment |  |  |  | (894) |  | (894)
Cumulative impact of adoption of ASU No. 2014-09 |  |  |  |  | 33 | 33
Net (loss) income |  |  |  |  | 17,821 | 17,821
Cumulative translation adjustment |  |  |  | (894) |  | (894)
Balance (in shares) at Sep. 30, 2018 | 21,594 |  |  |  |  |
Balance at Sep. 30, 2018 | $ 215 | 1,042,962 | (2,041) | (11) | (970,479) | 70,646
Balance (in shares) at Jun. 30, 2018 | 21,429 |  |  |  |  |
Balance at Jun. 30, 2018 | $ 214 | 1,041,980 | (1,884) | 667 | (993,037) | 47,940
Issuance of common stock - ESPP (in shares) | 12 |  |  |  |  |
Issuance of common stock - ESPP |  | 71 |  |  |  | 71
Issuance of common stock - restricted shares (in shares) | 140 |  |  |  |  |
Issuance of common stock - restricted shares | $ 1 | (1) |  |  |  |
Stock-based compensation expense |  | 825 |  |  |  | 825
Issuance of stock for 401(k) match (in shares) | 13 |  |  |  |  |
Issuance of stock for 401(k) match |  | 87 |  |  |  | 87
Repurchase of treasury stock |  |  |  |  |  | (157)
Cumulative translation adjustment |  |  |  | (678) |  | (678)
Net (loss) income |  |  |  |  | 22,558 | 22,558
Cumulative translation adjustment |  |  |  | (678) |  | (678)
Balance (in shares) at Sep. 30, 2018 | 21,594 |  |  |  |  |
Balance at Sep. 30, 2018 | $ 215 | 1,042,962 | (2,041) | (11) | (970,479) | 70,646
Balance (in shares) at Mar. 31, 2019 | 21,652 |  |  |  |  |
Balance at Mar. 31, 2019 | $ 216 | 1,044,622 | (2,101) | (5) | (961,539) | 81,193
Issuance of common stock - ESPP (in shares) | 15 |  |  |  |  |
Issuance of common stock - ESPP |  | 100 |  |  |  | 100
Issuance of common stock - restricted shares (in shares) | 184 |  |  |  |  |
Issuance of common stock - restricted shares | $ 2 | (2) |  |  |  |
Stock-based compensation expense |  | 646 |  |  |  | 646
Issuance of stock for 401(k) match (in shares) | 20 |  |  |  |  |
Issuance of stock for 401(k) match |  | 173 |  |  |  | 173
Repurchase of treasury stock |  |  | (505) |  |  | (505)
Cumulative translation adjustment |  |  |  | (851) |  | (851)
Net (loss) income |  |  |  |  | (4,364) | (4,364)
Issuance of common stock - warrant exercise (in shares) | 23 |  |  |  |  |
Issuance of common stock - warrant exercise |  | 294 |  |  |  | 294
Cumulative translation adjustment |  |  |  | (851) |  | (851)
Balance (in shares) at Sep. 30, 2019 | 21,894 |  |  |  |  |
Balance at Sep. 30, 2019 | $ 218 | 1,045,833 | (2,606) | (856) | (965,903) | 76,686
Balance (in shares) at Jun. 30, 2019 | 21,857 |  |  |  |  |
Balance at Jun. 30, 2019 | $ 218 | 1,045,244 | (2,384) | 413 | (965,078) | 78,413
Issuance of common stock - ESPP (in shares) | 15 |  |  |  |  |
Issuance of common stock - ESPP |  | 100 |  |  |  | 100
Issuance of common stock - restricted shares (in shares) | 10 |  |  |  |  |
Issuance of common stock - restricted shares |  |  |  |  |  |
Stock-based compensation expense |  | 397 |  |  |  | 397
Issuance of stock for 401(k) match (in shares) | 12 |  |  |  |  |
Issuance of stock for 401(k) match |  | 92 |  |  |  | 92
Repurchase of treasury stock |  |  | (222) |  |  | (222)
Cumulative translation adjustment |  | (1,269) |  |  |  | (1,269)
Net (loss) income |  |  |  |  | (825) | (825)
Cumulative translation adjustment |  | (1,269) |  |  |  | (1,269)
Balance (in shares) at Sep. 30, 2019 | 21,894 |  |  |  |  |
Balance at Sep. 30, 2019 | $ 218 | $ 1,045,833 | $ (2,606) | $ (856) | $ (965,903) | $ 76,686

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