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CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Common Stock [Member] | Treasury - Common Stock | Additional Paid-in Capital [Member] | Accumulated Income [Member] Cumulative Effect, Period of Adoption, Adjustment [Member] | Accumulated Income [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Total
--- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2018 | $ 40 |  | $ 93,310 |  | $ 171,576 | $ (13,287) |  | $ 251,639
Balance (in shares) at Dec. 31, 2018 | 40,225,000 |  |  |  |  |  |  |
Net income (loss) |  |  |  |  | 7,864 |  |  | 7,864
Foreign currency translation adjustment, net of tax |  |  |  |  |  | 1,543 |  | 1,543
Stock based compensation |  |  | 3,368 |  |  |  |  | 3,368
Tax payments for stock issuances |  |  | (569) |  |  |  |  | (569)
Tax payments for stock issuances, Shares | (18,000) |  |  |  |  |  |  |
Pension adjustment, net of tax |  |  |  |  |  | (1,551) |  | (1,551)
Balance at Dec. 31, 2019 | $ 40 |  | 96,109 |  | 179,440 | (13,295) |  | 262,294
Balance (in shares) at Dec. 31, 2019 | 40,207,000 |  |  |  |  |  |  |
Net income (loss) |  |  |  |  | (5,455) |  |  | (5,455)
Foreign currency translation adjustment, net of tax |  |  |  |  |  | 4,534 |  | 4,534
Stock based compensation |  |  | 4,740 |  |  |  |  | 4,740
Restricted stock awards, Shares | 242,000 |  |  |  |  |  |  |
Tax payments for stock issuances |  |  | (2,030) |  |  |  |  | (2,030)
Tax payments for stock issuances, Shares | (96,000) |  |  |  |  |  |  |
Pension adjustment, net of tax |  |  |  |  |  | (1,459) |  | (1,459)
Balance at Dec. 31, 2020 | $ 40 | $ (5,030) | 98,819 | $ (254) | 173,731 | (10,220) | $ (254) | 257,340
Balance (in shares) at Dec. 31, 2020 | 40,103,000 | 250,000 |  |  |  |  |  |
Repurchase of common share |  | $ (5,030) |  |  |  |  |  | $ (5,030)
Treasury stock, at cost | (250,000) | 250,000 |  |  |  |  |  | 250
Net income (loss) |  |  |  |  | (30,584) |  |  | $ (30,584)
Foreign currency translation adjustment, net of tax |  |  |  |  | 26 | (2,997) |  | (2,971)
Stock based compensation |  |  | 4,354 |  |  |  |  | 4,354
Restricted stock awards, Shares | 385,000 |  |  |  |  |  |  |
Tax payments for stock issuances |  |  | (2,923) |  |  |  |  | (2,923)
Tax payments for stock issuances, Shares | (145,000) |  |  |  |  |  |  |
Share repurchase |  | $ (7,471) |  |  |  |  |  | (7,471)
Share repurchased (in shares) | (342,000) | 342,000 |  |  |  |  |  |
Unrealized gains on available-for-sale securities |  |  |  |  |  | (21) |  | (21)
Pension adjustment, net of tax |  |  |  |  |  | 2,056 |  | 2,056
Balance at Dec. 31, 2021 | $ 40 | $ (12,501) | $ 100,250 |  | $ 143,173 | $ (11,182) |  | 219,780
Balance (in shares) at Dec. 31, 2021 | 40,001,000 | 592,000 |  |  |  |  |  |
Repurchase of common share |  |  |  |  |  |  |  | $ (12,501)
Treasury stock, at cost |  |  |  |  |  |  |  | 592

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