XML 44 R6.htm IDEA: XBRL DOCUMENT v2.4.0.6
Consolidated Statements of Stockholders' Equity (USD $)
In Thousands
Total
Common stock [Member]
Additional paid-in capital [Member]
Retained earnings [Member]
Accumulated other comprehensive income [Member]
Treasury stock [Member]
Beginning of year at Dec. 31, 2010 (As Previously Reported [Member])       $ 1,176,155    
Beginning of year (Add: Adjustment for the cumulative effect on prior years of applying retroactively the new method of accounting for deferred policy acquisition costs [Member])       (53,068)    
Beginning of year at Dec. 31, 2010   192,725 244,613 1,123,087 7,024 (549,408)
Dividend reinvestment plan (shares: 46,603 - 2012; 47,488 - 2011)   95 716      
Stock purchase and compensation plans (shares: 667,500 - 2012; 577,745 - 2011)   1,156 6,860      
Net income 21,967     21,967    
Net income at Jan. 01, 2011 (As Previously Reported [Member]) 23,874          
Net income (Add: Adjustment for the cumulative effect on prior years of applying retroactively the new method of accounting for deferred policy acquisition costs [Member]) (1,907)          
Dividends to stockholders ($0.26 per share - 2012 and 2011)       (14,370)    
Other comprehensive income 14,120       14,120  
Acquisition of treasury stock (shares: 173,620 - 2012; 136,904 - 2011)           (2,526)
End of period at Jun. 30, 2011 1,046,059 193,976 252,189 1,130,684 21,144 (551,934)
Beginning of year at Dec. 31, 2011 (As Previously Reported [Member])       1,116,319    
Beginning of year (Add: Adjustment for the cumulative effect on prior years of applying retroactively the new method of accounting for deferred policy acquisition costs [Member])       0    
Beginning of year at Dec. 31, 2011 1,058,328 194,494 257,370 1,116,319 42,294 (552,149)
Dividend reinvestment plan (shares: 46,603 - 2012; 47,488 - 2011)   93 712      
Stock purchase and compensation plans (shares: 667,500 - 2012; 577,745 - 2011)   1,334 7,647      
Net income 18,381     18,381    
Dividends to stockholders ($0.26 per share - 2012 and 2011)       (14,557)    
Other comprehensive income 16,210       16,210  
Acquisition of treasury stock (shares: 173,620 - 2012; 136,904 - 2011)           (3,102)
End of period at Jun. 30, 2012 $ 1,085,046 $ 195,921 $ 265,729 $ 1,120,143 $ 58,504 $ (555,251)