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CONDENSED CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY (Unaudited) - 6 months ended Jun. 30, 2016 - USD ($) $ in Thousands | Total | Capital Stock/Capital Shares | Additional Paid-In Capital | Retained Earnings | Accumulated Other Comprehensive Loss
--- | --- | --- | --- | --- | ---
Balance, Beginning of Period at Dec. 31, 2015 | $ 584,582 | $ 17,957 | $ 112,017 | $ 543,066 | $ (88,458)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net income | 20,305 |  |  | 20,305 |
Other comprehensive income (loss) | 5,279 |  |  |  | 5,279
Stock options exercised | 2,058 | 56 | 2,002 |  |
Stock issued to directors | 0 | 20 | (20) |  |
Shares issued for employees stock purchase plan | 427 | 12 | 415 |  |
Shares issued for restricted stock, net of cancellations for tax withholding | (1,201) | 52 | (1,253) |  |
Shares repurchased | (3,997) | (70) | (3,927) |  |
Stock-based compensation expense | 5,740 |  | 5,740 |  |
Balance, End of Period at Jun. 30, 2016 | $ 613,193 | $ 18,027 | $ 114,974 | $ 563,371 | $ (83,179)

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