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v3.10.0.1

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, 2015 | $ 127,302 | $ 211 | $ 134,967 | $ 117,135 | $ (120,185) | $ (4,826)
Beginning 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 |
Issuance of common stock under stock plans, including tax effects | 10,492 | $ 6 | 10,486 |  |  |
Issuance of common stock under stock plans, including tax effects, Shares |  | 519 |  |  |  |
Cumulative effect adjustment due to adoption of new accounting pronouncements | 3,803 |  |  | 3,829 |  | (26)
Stock-based compensation expense | 8,300 |  | 8,300 |  |  |
Repurchases of common stock | (9,946) |  |  |  | $ (9,946) |
Repurchase of common stock, Shares |  |  |  |  | 240 |
Dividends paid on common shares | (14,502) |  |  | (14,502) |  |
Net income | 15,380 |  |  | 15,380 |  |
Net change in marketable investments, net of tax | 141 |  |  |  |  | 141
Foreign currency translation | (3,257) |  |  |  |  | (3,257)
Ending Balance at Dec. 31, 2018 | $ 151,600 | $ 230 | $ 200,696 | $ 127,717 | $ (171,889) | $ (5,154)
Ending Balance, Shares at Dec. 31, 2018 |  | 22,951 |  |  | 4,631 |

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