XML 20 R7.htm IDEA: XBRL DOCUMENT v3.8.0.1
Consolidated Statements of Changes in Stockholders' Equity - USD ($)
$ in Thousands
Shares Purchased to Fund Options Exercised [Member]
Treasury Stock [Member]
Shares Purchased to Fund Options Exercised [Member]
Restricted Stock Awards Repurchased to Satisfy Tax Obligations [Member]
Treasury Stock [Member]
Restricted Stock Awards Repurchased to Satisfy Tax Obligations [Member]
Common Stock [Member]
Additional Paid-in Capital [Member]
Treasury Stock [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Total
Balance at Dec. 31, 2014         $ 315 $ 206,437 $ (37,221) $ 289,623 $ (2,907) $ 456,247
Net income               46,209   46,209
Award of common shares released from Employee Benefit Trust           2,092       2,092
Vesting of restricted stock unit awards           (3,076) 3,580 (504)  
Exercise of stock options           (51) 378 (182)   145
Stock-based compensation expense           4,676       4,676
Stock-based income tax benefit           574       574
Purchase of treasury shares $ (14,351) $ (14,351) $ (1,254) $ (1,254)            
Purchase of treasury shares (14,351) (14,351) (1,254) (1,254)            
Dividends on common stock               (18,616)   (18,616)
Other comprehensive loss                 (2,655) (2,655)
Balance at Dec. 31, 2015         315 210,652 (48,868) 316,530 (5,562) 473,067
Net income               64,916   64,916
Award of common shares released from Employee Benefit Trust           2,057       2,057
Vesting of restricted stock unit awards           (4,049) 4,446 (397)  
Exercise of stock options           (30) 526 (168)   328
Stock-based compensation expense           5,120       5,120
Stock-based income tax benefit           712       712
Purchase of treasury shares (8,031) (8,031) (1,827) (1,827)            
Purchase of treasury shares (8,031) (8,031) (1,827) (1,827)            
Dividends on common stock               (19,689)   (19,689)
Other comprehensive loss                 (2,800) (2,800)
Balance at Dec. 31, 2016         315 214,462 (53,754) 361,192 (8,362) 513,853
Net income               41,121   41,121
Award of common shares released from Employee Benefit Trust           2,512       2,512
Vesting of restricted stock unit awards           (5,052) 5,323 (271)    
Exercise of stock options           (6) 46 (40)    
Stock-based compensation expense           5,990       5,990
Purchase of treasury shares (6,666) (6,666) (2,624) (2,624)            
Purchase of treasury shares $ (6,666) $ (6,666) $ (2,624) $ (2,624)            
Dividends on common stock               (20,954)   (20,954)
Other comprehensive loss                 (624) (624)
Balance at Dec. 31, 2017         $ 315 $ 217,906 $ (57,675) $ 381,048 $ (8,986) $ 532,608