Consolidated Statements Of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands |
Common Stock [Member] |
Additional Paid-In Capital [Member] |
Accumulated Deficit [Member] |
Treasury Stock [Member] |
Accumulated Other Comprehensive Income (Loss) [Member] |
Total |
|---|---|---|---|---|---|---|
| Balance at Dec. 31, 2019 | $ 3 | $ 492,353 | $ (288,592) | $ (22,269) | $ (303) | $ 181,192 |
| Balance, shares at Dec. 31, 2019 | 33,615 | (3,855) | ||||
| Net income | 36 | 36 | ||||
| Other comprehensive income (loss) | 412 | 412 | ||||
| Cash dividends | (744) | (744) | ||||
| Stock-based compensation expense | 613 | 613 | ||||
| Balance at Mar. 31, 2020 | $ 3 | 492,966 | (289,300) | $ (22,269) | 109 | 181,509 |
| Balance, shares at Mar. 31, 2020 | 33,615 | (3,855) | ||||
| Balance at Dec. 31, 2020 | $ 4 | 513,979 | (286,100) | $ (23,789) | 500 | 204,594 |
| Balance, shares at Dec. 31, 2020 | 35,198 | (3,970) | ||||
| Net income | 5,677 | 5,677 | ||||
| Other comprehensive income (loss) | (120) | (120) | ||||
| Cash dividends | (783) | (783) | ||||
| Purchase of treasury stock, value | $ (651) | (651) | ||||
| Purchase of treasury stock, shares | (41) | |||||
| Stock-based compensation expense | 1,524 | 1,524 | ||||
| Proceeds from exercise of options | 246 | 246 | ||||
| Proceeds from exercise of options, shares | 127 | |||||
| Balance at Mar. 31, 2021 | $ 4 | $ 515,749 | $ (281,206) | $ (24,440) | $ 380 | $ 210,487 |
| Balance, shares at Mar. 31, 2021 | 35,325 | (4,011) |
| X | ||||||||||
- Definition Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of noncash expense for share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares of stock issued as of the balance sheet date, including shares that had been issued and were previously outstanding but which are now held in the treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Value of stock issued as a result of the exercise of stock options. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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