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Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Class A Common Stock
Class B Common Stock
Preferred Stock
Common Stock
Common Stock
Class A Common Stock
Common Stock
Class B Common Stock
Additional Paid- in Capital
Retained Earnings
Treasury Stock
Accumulated Other Comprehensive Income (Loss)
Beginning Balance at Dec. 31, 2014 $ 503,315     $ 79,877   $ 358 $ 6 $ 422,910 $ 29,589 $ (29,798) $ 373
Comprehensive income:                      
Net income 28,498 $ 28,482 $ 16           28,498    
Other comprehensive income, net 179                   179
Issuance of stock       110,873 $ 0 15 (6) (9)      
Exercise of stock options 465             (263)   728  
Stock option compensation expense 247             247      
Restricted stock compensation expense 4,038             4,038      
Stock appreciation right expense 72             72      
Restricted stock surrendered due to employee tax liability (1,442)         (1)   (1,441)      
Tax effect from stock compensation plan 135             135      
Shares purchased under the Dividend Reinvestment Plan 0             95 (95)    
Stock appreciation right dividend equivalents (346)               (346)    
Dividends declared (8,399)               (8,399)    
Preferred stock dividends (3,753)               (3,753)    
Ending Balance at Jun. 30, 2015 633,882     190,750   372 0 425,784 45,494 (29,070) 552
Beginning Balance at Dec. 31, 2015 652,405     190,750   395 1 429,790 63,534 (29,070) (2,995)
Comprehensive income:                      
Net income 46,215 $ 46,134 $ 81           46,215    
Other comprehensive income, net 5,678                   5,678
Issuance of stock       120,255 $ 175,094 117 1 174,976      
Repayment of preferred stock (42,000)     (41,934)         (66)    
Exercise of stock options (359)             (359)      
Stock option compensation expense 297             297      
Restricted stock compensation expense 5,394             5,394      
Stock appreciation right expense 15             15      
Restricted stock surrendered due to employee tax liability (3,388)         (2)   (3,386)      
Tax effect from stock compensation plan 1,468             1,468      
Shares purchased under the Dividend Reinvestment Plan (5)             108 (113)    
Stock appreciation right dividend equivalents (372)               (372)    
Dividends declared (11,124)               (11,124)    
Preferred stock dividends (9,689)               (9,689)    
Ending Balance at Jun. 30, 2016 $ 939,884     $ 269,071   $ 510 $ 2 $ 608,303 $ 88,385 $ (29,070) $ 2,683