Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Shareholders' Equity

v3.10.0.1
Consolidated Statements of Shareholders' Equity - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-in Capital
Retained Earnings
Previously Reported [Member]
Previously Reported [Member]
Retained Earnings
Cumulative Effect of New Accounting Standard $ (558)     $ (558)    
Balance at Dec. 31, 2015 509,497 $ 305 $ 160,855 348,337 $ 510,055 $ 348,895
Balance, shares (in shares) at Dec. 31, 2015   30,544,000        
Net and comprehensive income (as adjusted) 27,505     27,505    
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 498,346 $ 301 179,512 318,533    
Balance, shares (in shares) at Dec. 31, 2016   30,090,000        
Net and comprehensive income (as adjusted) 87,255     87,255    
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 (1,700)     (1,700)    
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 $ 532,699 $ 295 195,346 337,058    
Balance, shares (in shares) at Dec. 31, 2017 29,454,062 29,454,000        
Net and comprehensive income (as adjusted) $ 92,051     92,051    
Exercise of stock options 3,921 $ 1 3,920      
Exercise of stock options (in shares)   95,000        
Other (30) $ 0   (30)    
Common stock issued under employee stock purchase plan 479   479      
Common stock issued under employee stock purchase plan (in shares)   9,000        
Share-based compensation 10,549   10,549      
Dividends (18,427)   3 (18,430)    
Cash settlement of share-based awards for minimum tax withholdings (1,872) $ (1)   (1,871)    
Cash settlement of share-based awards for minimum tax withholdings (in shares)   (33,000)        
Stock repurchases (66,126) $ (11)   (66,115)    
Stock repurchases, shares   (1,109,000)        
Vesting of previously non-vested shares   $ 1 (1)      
Vesting of previously non-vested shares (in shares)   119,000        
Balance at Dec. 31, 2018 $ 553,244 $ 285 $ 210,296 $ 342,663    
Balance, shares (in shares) at Dec. 31, 2018 28,534,935 28,535,000