XML 21 R6.htm IDEA: XBRL DOCUMENT v3.7.0.1
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, 2013 $ 204,662 $ 205 $ 109,676 $ 118,415 $ (26,088) $ 2,454
Beginning Balance, Shares at Dec. 31, 2013   20,491     735  
Issuance of common stock under stock plans, including tax effects 7,826 $ 4 7,822      
Issuance of common stock under stock plans, including tax effects, Shares   365        
Stock-based compensation expense 7,444   7,444      
Repurchases of common stock (73,166)       $ (73,166)  
Repurchase of common stock, Shares         1,968  
Dividends paid on common shares (11,962)     (11,962)    
Net income 10,865     10,865    
Net change in marketable investments, net of tax (90)         (90)
Foreign currency translation (3,977)         (3,977)
Ending Balance at Dec. 31, 2014 141,602 $ 209 124,942 117,318 $ (99,254) (1,613)
Ending 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