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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands | Total | Common Stock | Additional Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Income/(Loss)
--- | --- | --- | --- | --- | ---
Balance at Sep. 30, 2010 | $ 277,303 | $ 117 | $ 33,569 | $ 244,969 | $ (1,352)
Balance, shares at Sep. 30, 2010 |  | 11,677 |  |  |
Net income (loss) | (2,715) |  |  | (2,715) |
Foreign currency translation adjustments | (19) |  |  |  | (19)
Exercise of stock options | 495 |  | 495 |  |
Exercise of stock options, shares |  | 27 |  |  |
Stock-based compensation | (1,223) |  | (1,223) |  |
Stock-based compensation, shares |  | 20 |  |  |
Excess tax benefit from share-based compensation | 180 |  | 180 |  |
Amortization of restricted stock | 280 |  | 280 |  |
Issuance of restricted stock | 1,042 |  | 1,042 |  |
Issuance of restricted stock, shares |  | 28 |  |  |
Unrealized gain on cash flow hedges, net of tax | 111 |  |  |  | 111
Postretirement benefit adjustment, net of tax | (111) |  |  |  | (111)
Balance at Sep. 30, 2011 | 275,343 | 117 | 34,343 | 242,254 | (1,371)
Balance, shares at Sep. 30, 2011 |  | 11,752 |  |  |
Net income (loss) | 29,657 |  |  | 29,657 |
Foreign currency translation adjustments | 833 |  |  |  | 833
Exercise of stock options | 1,799 | 1 | 1,798 |  |
Exercise of stock options, shares |  | 98 |  |  |
Stock-based compensation | 1,004 |  | 1,004 |  |
Stock-based compensation, shares |  | 7 |  |  |
Excess tax benefit from share-based compensation | 589 |  | 589 |  |
Amortization of restricted stock | 135 |  | 135 |  |
Issuance of restricted stock | 584 | 1 | 583 |  |
Issuance of restricted stock, shares |  | 74 |  |  |
Retirement of stock, shares |  | (15) |  |  |
Postretirement benefit adjustment, net of tax | 159 |  |  |  | 159
Balance at Sep. 30, 2012 | 310,103 | 119 | 38,452 | 271,911 | (379)
Balance, shares at Sep. 30, 2012 |  | 11,916 |  |  |
Net income (loss) | 42,076 |  |  | 42,076 |
Foreign currency translation adjustments | (1,719) |  |  |  | (1,719)
Exercise of stock options, shares |  |  |  |  |
Stock-based compensation | 2,369 |  | 2,369 |  |
Stock-based compensation, shares |  | 39 |  |  |
Excess tax benefit from share-based compensation | 277 |  | 277 |  |
Amortization of restricted stock | 2,095 |  | 2,095 |  |
Issuance of restricted stock |  |  |  |  |
Issuance of restricted stock, shares |  | 17 |  |  |
Retirement of stock, shares |  | (1) |  |  |
Postretirement benefit adjustment, net of tax | 25 |  |  |  | 25
Balance at Sep. 30, 2013 | $ 355,226 | $ 119 | $ 43,193 | $ 313,987 | $ (2,073)
Balance, shares at Sep. 30, 2013 |  | 11,971 |  |  |

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