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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Retained Earnings | Treasury Stock | Accumulated Other Comprehensive Income/(Loss)
--- | --- | --- | --- | --- | --- | ---
Balance at Sep. 30, 2013 | $ 355,226 | $ 119 | $ 43,193 | $ 313,987 |  | $ (2,073)
Balance, shares at Sep. 30, 2013 |  | 11,971 |  |  |  |
Net income | 29,224 |  |  | 29,224 |  |
Foreign currency translation adjustments | (4,447) |  |  |  |  | (4,447)
Stock-based compensation | 3,385 |  | 3,385 |  |  |
Stock-based compensation, shares |  | 44 |  |  |  |
Excess tax benefit from share-based compensation | 407 |  | 407 |  |  |
Shares withheld in lieu of employee tax withholding | (718) |  | (718) |  |  |
Issuance of restricted stock | 1 | $ 1 |  |  |  |
Issuance of restricted stock, shares |  | 16 |  |  |  |
Retirement of stock | (11,998) |  |  | (11,998) |  |
Postretirement benefit adjustment, net of tax | 17 |  |  |  |  | 17
Balance at Sep. 30, 2014 | 371,097 | $ 120 | 46,267 | 331,213 |  | (6,503)
Balance, shares at Sep. 30, 2014 |  | 12,031 |  |  |  |
Net income | 9,439 |  |  | 9,439 |  |
Foreign currency translation adjustments | (16,104) |  |  |  |  | (16,104)
Stock-based compensation | 3,171 |  | 3,171 |  |  |
Stock-based compensation, shares |  | 53 |  |  |  |
Excess tax benefit from share-based compensation | (191) |  | (191) |  |  |
Shares withheld in lieu of employee tax withholding | (740) |  | (740) |  |  |
Issuance of restricted stock | 1 | $ 1 |  |  |  |
Issuance of restricted stock, shares |  | 16 |  |  |  |
Purchase of treasury value | (21,259) |  |  |  | $ (21,259) |
Purchase of treasury shares |  |  |  |  | (670) |
Dividends paid | (12,358) |  |  | (12,358) |  |
Postretirement benefit adjustment, net of tax | 206 |  |  |  |  | 206
Balance at Sep. 30, 2015 | 333,262 | $ 121 | 48,507 | 328,294 | $ (21,259) | (22,401)
Balance, shares at Sep. 30, 2015 |  | 12,100 |  |  | (670) |
Net income | 15,510 |  |  | 15,510 |  |
Foreign currency translation adjustments | (928) |  |  |  |  | (928)
Stock-based compensation | 4,883 |  | 4,883 |  |  |
Stock-based compensation, shares |  | 81 |  |  |  |
Excess tax benefit from share-based compensation | (387) |  | (387) |  |  |
Shares withheld in lieu of employee tax withholding | (1,000) |  | (1,000) |  |  |
Issuance of restricted stock | 1 | $ 1 |  |  |  |
Issuance of restricted stock, shares |  | 18 |  |  |  |
Purchase of treasury value | (3,740) |  |  |  | $ (3,740) |
Purchase of treasury shares |  |  |  |  | (136) |
Dividends paid | (11,845) |  |  | (11,845) |  |
Postretirement benefit adjustment, net of tax | (439) |  |  |  |  | (439)
Balance at Sep. 30, 2016 | $ 335,317 | $ 122 | $ 52,003 | $ 331,959 | $ (24,999) | $ (23,768)
Balance, shares at Sep. 30, 2016 |  | 12,199 |  |  | (806) |

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