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Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands | Restricted Stock Units (RSUs) [Member] Common Stock [Member] | Restricted Stock Units (RSUs) [Member] Treasury Stock [Member] | Restricted Stock Units (RSUs) [Member] Deferred Compensation, Share-based Payments [Member] | Restricted Stock Units (RSUs) [Member] Retained Earnings [Member] | Restricted Stock Units (RSUs) [Member] | Common Stock [Member] | Treasury Stock [Member] | Deferred Compensation, Share-based Payments [Member] | Retained Earnings [Member] | Total
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Balance (in shares) at Jun. 30, 2017 |  |  |  |  |  | 25,687 | (258) |  |  |
Balance at Jun. 30, 2017 |  |  |  |  |  | $ 120,059 | $ (2,457) | $ 2,657 | $ 39,819 | $ 160,078
Net (loss) |  |  |  |  |  |  |  |  | (16,877) | (16,877)
Stock compensation awards (in shares) | 39 |  |  |  |  | 31 |  |  |  |
Stock compensation awards |  |  |  |  |  | $ 234 |  |  |  | 234
Shares issued for deferred compensation (in shares) |  |  |  |  |  | 54 |  |  |  |
Shares issued for deferred compensation |  |  |  |  |  | $ 354 |  |  |  | 354
Activity of treasury shares, net (in shares) |  |  |  |  |  |  | 28 |  |  |
Activity of treasury shares, net |  |  |  |  |  |  | $ 412 |  |  | 412
Deferred stock compensation |  |  |  |  |  |  |  | (543) |  | (543)
Stock-based compensation expense |  |  |  |  |  | $ 1,754 |  |  |  | 1,754
Stock options exercised, net (in shares) |  |  |  |  |  | 43 |  |  |  |
Stock options exercised, net |  |  |  |  |  | $ 262 |  |  |  | 262
Dividends — $0.20 per share |  |  |  |  |  |  |  |  | (3,845) | (3,845)
Balance (in shares) at Mar. 31, 2018 |  |  |  |  |  | 25,854 | (230) |  |  |
Balance at Mar. 31, 2018 |  |  |  |  |  | $ 122,663 | $ (2,045) | 2,114 | 19,097 | 141,829
Balance (in shares) at Jun. 30, 2018 |  |  |  |  |  | 25,884 | (242) |  |  |
Balance at Jun. 30, 2018 |  |  |  |  |  | $ 124,104 | $ (2,110) | 2,133 | 15,124 | 139,251
Net (loss) |  |  |  |  |  |  |  |  | (17,201) | (17,201)
Stock compensation awards (in shares) | 98 |  |  |  |  | 70 |  |  |  |
Stock compensation awards |  |  |  |  |  | $ 265 |  |  |  | 265
Shares issued for deferred compensation (in shares) |  |  |  |  |  | 65 |  |  |  |
Shares issued for deferred compensation |  |  |  |  |  | $ 257 |  |  |  | 257
Activity of treasury shares, net (in shares) |  |  |  |  |  |  | 19 |  |  |
Activity of treasury shares, net |  |  |  |  |  |  | $ 481 |  |  | 481
Deferred stock compensation |  |  |  |  |  |  |  | (474) |  | (474)
Stock-based compensation expense |  |  |  |  |  | 951 |  |  |  | 951
Dividends — $0.20 per share |  |  |  |  |  |  |  |  | (3,882) | (3,882)
Balance (in shares) at Mar. 31, 2019 |  |  |  |  |  | 26,117 | (223) |  |  |
Balance at Mar. 31, 2019 |  |  |  |  |  | $ 125,577 | $ (1,629) | 1,659 | (5,368) | 120,239
Cumulative effect of adoption of accounting guidance (Note 2) |  |  |  |  |  |  |  |  | $ 591 | $ 591

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