Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Shareholders' Equity

v3.8.0.1
Consolidated Statements of Shareholders' Equity - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-in Capital
Retained Earnings
Balance at Dec. 31, 2014 $ 463,563 $ 303 $ 130,107 $ 333,153
Balance, shares (in shares) at Dec. 31, 2014   30,255,000    
Net and comprehensive income 55,575     55,575
Exercise of stock options 14,313 $ 6 17,394 (3,087)
Exercise of stock options (in shares)   605,000    
Common stock issued under employee stock purchase plan 449   449  
Common stock issued under employee stock purchase plan (in shares)   11,000    
Share-based compensation 7,486   7,486  
Dividends (14,821)   (7) 14,828
Cash settlement of share-based awards for minimum tax withholdings (1,931)     (1,931)
Cash settlement of share-based awards for minimum tax withholdings (in shares)   (38,000)    
Stock repurchases (19,992) $ (5)   (19,987)
Stock repurchases, shares   (423,000)    
Vesting of previously non-vested shares   $ 1 (1)  
Vesting of previously non-vested shares (in shares)   134,000    
Tax benefit for stock options exercised 5,413   5,413  
Balance at Dec. 31, 2015 510,055 $ 305 160,855 348,895
Balance, shares (in shares) at Dec. 31, 2015   30,544,000    
Net and comprehensive income 27,670     27,670
Exercise of stock options 8,148 $ 3 8,145  
Exercise of stock options (in shares)   346,000    
Common stock issued under employee stock purchase plan 442   442  
Common stock issued under employee stock purchase plan (in shares)   11,000    
Share-based compensation 8,334   8,334  
Dividends (15,529)   (6) 15,535
Cash settlement of share-based awards for minimum tax withholdings (1,800)     (1,800)
Cash settlement of share-based awards for minimum tax withholdings (in shares)   (42,000)    
Stock repurchases (39,983) $ (9)   (39,974)
Stock repurchases, shares   (910,000)    
Vesting of previously non-vested shares   $ 2 (2)  
Vesting of previously non-vested shares (in shares)   141,000    
Tax benefit for stock options exercised 1,732   1,732  
Balance at Dec. 31, 2016 $ 499,069 $ 301 179,512 319,256
Balance, shares (in shares) at Dec. 31, 2016 30,090,335 30,090,000    
Net and comprehensive income $ 87,321     87,321
Exercise of stock options 7,272 $ 2 7,270  
Exercise of stock options (in shares)   206,000    
Conversion of Stock, Shares Issued   10,000    
Common stock issued under employee stock purchase plan 458   458  
Common stock issued under employee stock purchase plan (in shares)   10,000    
Share-based compensation 8,103   8,103  
Dividends (18,052)   (4) 18,056
Cash settlement of share-based awards for minimum tax withholdings (1,699)     (1,699)
Cash settlement of share-based awards for minimum tax withholdings (in shares)   (35,000)    
Stock repurchases (48,983) $ (9)   (48,974)
Stock repurchases, shares   (948,000)    
Vesting of previously non-vested shares   $ 1 (1)  
Vesting of previously non-vested shares (in shares)   121,000    
Balance at Dec. 31, 2017 $ 533,489 $ 295 $ 195,346 $ 337,848
Balance, shares (in shares) at Dec. 31, 2017 29,454,062 29,454,000