XML 59 R6.htm IDEA: XBRL DOCUMENT v3.19.3
CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (UNAUDITED) - USD ($)
$ in Thousands
Total
Common stock
Additional paid-in capital
Retained earnings
Accumulated other comprehensive income (loss), net of tax
Treasury stock, at cost
Beginning balance at Dec. 31, 2017   $ 65 $ 464,246 $ 1,231,177 $ 286,960 $ (480,875)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Options exercised   0        
Conversion of common stock units   0        
Conversion of restricted stock units   1        
Options exercised and conversion of common stock units and restricted stock units     3,262      
Share-based compensation expense     6,088      
Net income $ 38,600     38,600    
Dividends       (36,004)    
Change in net unrealized investment gains (losses) on fixed maturity securities (209,178)       (209,178)  
Change in net funded status of benefit plans 0       0  
Cumulative effect of change in accounting principle (15,041)     15,041 (15,041)  
Acquisition of shares           (86)
Ending balance at Sep. 30, 2018 1,304,256 66 473,596 1,248,814 62,741 (480,961)
Beginning balance at Jun. 30, 2018   66 470,652 1,248,305 112,379 (480,961)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Options exercised   0        
Conversion of common stock units   0        
Conversion of restricted stock units   0        
Options exercised and conversion of common stock units and restricted stock units     1,003      
Share-based compensation expense     1,941      
Net income 12,528     12,528    
Dividends       (12,019)    
Change in net unrealized investment gains (losses) on fixed maturity securities (49,638)       (49,638)  
Change in net funded status of benefit plans 0       0  
Cumulative effect of change in accounting principle 0     0 0  
Acquisition of shares           0
Ending balance at Sep. 30, 2018 1,304,256 66 473,596 1,248,814 62,741 (480,961)
Beginning balance at Dec. 31, 2018 1,290,550 66 475,109 1,216,582 84,756 (485,963)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Options exercised   0        
Conversion of common stock units   0        
Conversion of restricted stock units   0        
Options exercised and conversion of common stock units and restricted stock units     (1,314)      
Share-based compensation expense     4,855      
Net income 151,442     151,442    
Dividends       (36,361)    
Change in net unrealized investment gains (losses) on fixed maturity securities 169,440       169,440  
Change in net funded status of benefit plans 0       0  
Cumulative effect of change in accounting principle 0     0 0  
Acquisition of shares           0
Ending balance at Sep. 30, 2019 1,578,612 66 478,650 1,331,663 254,196 (485,963)
Beginning balance at Jun. 30, 2019   66 476,353 1,318,329 190,892 (485,963)
Increase (Decrease) in Stockholders' Equity [Roll Forward]            
Options exercised   0        
Conversion of common stock units   0        
Conversion of restricted stock units   0        
Options exercised and conversion of common stock units and restricted stock units     447      
Share-based compensation expense     1,850      
Net income 25,454     25,454    
Dividends       (12,120)    
Change in net unrealized investment gains (losses) on fixed maturity securities 63,304       63,304  
Change in net funded status of benefit plans 0       0  
Cumulative effect of change in accounting principle 0     0 0  
Acquisition of shares           0
Ending balance at Sep. 30, 2019 $ 1,578,612 $ 66 $ 478,650 $ 1,331,663 $ 254,196 $ (485,963)