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v3.8.0.1

Consolidated Statement of Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Treasury Stock [Member] | Accumulated Other Comprehensive Income (Loss) [Member]
--- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2014 | $ 141,602 | $ 209 | $ 124,942 | $ 117,318 | $ (99,254) | $ (1,613)
Beginning Balance, Shares at Dec. 31, 2014 |  | 20,856 |  |  | 2,703 |
Issuance of common stock under stock plans, including tax effects | 1,680 | $ 2 | 1,678 |  |  |
Issuance of common stock under stock plans, including tax effects, Shares |  | 207 |  |  |  |
Stock-based compensation expense | 8,347 |  | 8,347 |  |  |
Repurchases of common stock | (20,931) |  |  |  | $ (20,931) |
Repurchase of common stock, Shares |  |  |  |  | 608 |
Dividends paid on common shares | (12,179) |  |  | (12,179) |  |
Net income | 11,996 |  |  | 11,996 |  |
Net change in marketable investments, net of tax | (26) |  |  |  |  | (26)
Foreign currency translation | (3,187) |  |  |  |  | (3,187)
Ending Balance at Dec. 31, 2015 | 127,302 | $ 211 | 134,967 | 117,135 | $ (120,185) | (4,826)
Ending Balance, Shares at Dec. 31, 2015 |  | 21,063 |  |  | 3,311 |
Issuance of common stock under stock plans, including tax effects | 14,632 | $ 6 | 14,626 |  |  |
Issuance of common stock under stock plans, including tax effects, Shares |  | 656 |  |  |  |
Stock-based compensation expense | 7,976 |  | 7,976 |  |  |
Repurchases of common stock | (1,791) |  |  |  | $ (1,791) |
Repurchase of common stock, Shares |  |  |  |  | 47 |
Dividends paid on common shares | (12,987) |  |  | (12,987) |  |
Net income | 17,651 |  |  | 17,651 |  |
Net change in marketable investments, net of tax | 17 |  |  |  |  | 17
Foreign currency translation | (2,764) |  |  |  |  | (2,764)
Ending Balance at Dec. 31, 2016 | 150,036 | $ 217 | 157,569 | 121,799 | $ (121,976) | (7,573)
Ending Balance, Shares at Dec. 31, 2016 |  | 21,719 |  |  | 3,358 |
Issuance of common stock under stock plans, including tax effects | 15,979 | $ 7 | 15,972 |  |  |
Issuance of common stock under stock plans, including tax effects, Shares |  | 713 |  |  |  |
Cumulative effect adjustment due to adoption of new accounting pronouncements | (419) |  | (121) | (298) |  |
Stock-based compensation expense | 8,490 |  | 8,490 |  |  |
Repurchases of common stock | (39,967) |  |  |  | $ (39,967) |
Repurchase of common stock, Shares |  |  |  |  | 1,033 |
Dividends paid on common shares | (13,631) |  |  | (13,631) |  |
Net income | 15,140 |  |  | 15,140 |  |
Net change in marketable investments, net of tax | (32) |  |  |  |  | (32)
Foreign currency translation | 5,593 |  |  |  |  | 5,593
Ending Balance at Dec. 31, 2017 | $ 141,189 | $ 224 | $ 181,910 | $ 123,010 | $ (161,943) | $ (2,012)
Ending Balance, Shares at Dec. 31, 2017 |  | 22,432 |  |  | 4,391 |

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