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CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Total | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Treasury Stock [Member]
--- | --- | --- | --- | --- | --- | ---
Total stockholders' equity at begining of the year, Value at Dec. 31, 2017 | $ 80,900 | $ 419 | $ 218,792 | $ (116,967) | $ (10,676) | $ (10,668)
Stock option exercises | 817 | 1 | 816 | 0 | 0 | 0
Vesting of restricted stock units | (5) | (5) | 0 | 0 | 0 | 0
Shares withheld for taxes | (603) | (3) | (600) | 0 | 0 | 0
Stock compensation expense | 1,012 | 0 | 1,012 | 0 | 0 | 0
Net income (loss) | (4,064) | 0 | 0 | (4,064) | 0 | 0
Other Comprehensive Income (Loss) | 1,227 | 0 | 0 | 0 | 1,227 | 0
Total stockholders' equity at year end, Value at Mar. 31, 2018 | $ 79,294 | $ 422 | 220,020 | (121,031) | (9,449) | (10,668)
Beginning balance shares at Dec. 31, 2017 | 42,764,000 | 42,764,000 |  |  |  |
Stock option exercises, shares | 298,000 | 298,000 |  |  |  |
Vesting of restricted stock units, shares | 532,000 | 532,000 |  |  |  |
Shares withheld for taxes, shares | (185,000) | (185,000) |  |  |  |
Ending balance shares at Mar. 31, 2018 | 43,409,000 | 43,409,000 |  |  |  |
Total stockholders' equity at begining of the year, Value at Dec. 31, 2018 | $ 82,724 | $ 436 | 226,377 | (119,889) | (13,532) | (10,668)
Vesting of restricted stock units | (421) | 0 | (421) | 0 | 0 | 0
Stock compensation expense | 591 | 0 | 591 | 0 | 0 | 0
Net income (loss) | (2,370) | 0 | 0 | (2,370) | 0 | 0
Other Comprehensive Income (Loss) | (175) | 0 | 0 | 0 | (175) | 0
Total stockholders' equity at year end, Value at Mar. 31, 2019 | $ 80,349 | $ 436 | $ 226,547 | $ (122,259) | $ (13,707) | $ (10,668)
Beginning balance shares at Dec. 31, 2018 | 45,124,000 | 45,124,000 |  |  |  |
Stock option exercises, shares | 2,500 | 3,000 |  |  |  |
Stock purchase plan, shares | 0 |  |  |  |  |
Vesting of restricted stock units, shares | 440,000 | 440,000 |  |  |  |
Shares withheld for taxes, shares | (134,000) | (134,000) |  |  |  |

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